Answer:
Option D : Undefined
Step-by-step explanation:
Given points (-5,8) and (-5,3) lies on a line.
Slope of a line is given by:
m = \(\frac{y_2-y_1}{x_2-x_1}\)
\(m = \frac{3-8}{-5-(-5)}\\\\m=\frac{-5}{0}\)
Anything divided by zero is undefined.
Therefore,
Option D is the correct answer.
DETAILS LARCALCET7 3.3.115. Use the given information to find f (2). g(2) = 3 and g'(2) = -3 h(2) = -1 and 5'(2) = 3 g(x) f(x) h(x) f'(2)=
We know that g(2) = 3 and g'(2) = -3. Additionally, h(2) = -1 and h'(2) = 5. we cannot determine the exact value of f(2) with the given information, f'(2) is found to be -9
We can use the chain rule to relate g(x) and f(x). The chain rule states that if\(h(x) = f(g(x)),\) then \(h'(x) = f'(g(x)) * g'(x).\) Using this formula, we can find that f'(2) = g'(2) * h'(g(2)). Substituting in the given values, we get f'(2) = -3 * 5'(3) = -3 * 3 = -9. This tells us the rate of change of f(x) at x = 2 is -9.
To find f(2), we need to use integration. However, since we only have information about the rate of change of f(x) at x = 2, we cannot determine the exact value of f(2). We can only say that f(2) is some constant plus the integral of f'(x) from x = 0 to x = 2.
Therefore, we cannot determine the exact value of f(2) with the given information, but we can determine the rate of change of f(x) at x = 2, which is -9.
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Which of the following correctly maps figure ABCD onto figure EFGH? Select two that apply.
Answer:
Option A
Step-by-step explanation:
From the graph attached,
Distance of point A of rectangle ABCD = 5 units
Distance of point E of rectangle EFGH = 5 units
Similarly, all the vertices of the rectangles ABCD and EFGH are equidistant from the y-axis.
Therefore, rectangle ABCD and rectangle EFGH may overlap each other by reflecting each other across y-axis.
Let's check by the rule of reflection,
Rule for the reflection of a point (x, y) across y-axis is given by,
(x, y) → (-x, y)
Following this rule,
A(-5, 5) → E(5, 5)
B(-3, 4) → F(3, 4)
C(-4, 1) → G(4, 1)
D(-6, 2) → H(6, 2)
Therefore, rule for the reflection is applicable in this question.
Option A will be the answer.
Which statement can you use to conclude that quadrilateral xyzw is a parallelogram
Answer: Option (4)
Step-by-step explanation:
A quadrilateral with two pairs of opposite congruent sides must be a parallelogram.
Solve the system of equations.
3x+4y=−23
x=3y+1
x=
y=
Answer:
i think {x,y} = {-5,-2}
Step-by-step explanation:
What is the slope of the line going through (9,7) and (9,-4)
Answer:
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Explanation:
look at the screenshots
answerr 5 & 6 pleaseee
at a grocery store, 4% of the eggs are broken. if you buy a dozen eggs, what is the probability that none are broken?
The probability that none are broken as calculated from the data given is 0.96.
No of eggs = 12
percentage of broken eggs = 4%
=4/100 * 12 = 0.48 eggs
therefore , probability of getting broken egg
= no of favorable outcome/ no of outcomes
=0.48/12
=0.04
hence probability of not getting any broken egg
= 1 - P(broken)
= 1- 0.04
= 0.96
There are many instances in real life where we may need to make predictions about how something will turn out. The outcome of an event may be known to us or unknown to us.
When this happens, we say that there is a chance that the event will happen or not. In general, probability has many wonderful uses in games, in business to make forecasts based on likelihood, and in this emerging branch of artificial intelligence.
By simply dividing the favorable number of possibilities by the entire number of possible outcomes, the probability of an occurrence can be determined using the probability formula.
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can you help me figure to how to get the answer to this question
Answer:
Step-by-step explanation:
scale factor=3/2
(8,6)
(12,6)
(12,10)
use formula
(x,y)=(kx,ky) (k means scale factor)
(8,6)=(3/2*8 , 3/*6)
=(24/2 , 18/2)
=(12 , 9)
(12,6)=(3/2*12 , 3/2*6)
=(36/2 , 18/2)
=(18 , 9)
(12,10)=(3/2*12 , 3/2*10)
=(36/2 , 30/2)
=(18 , 15)
Answer:
18 ,15
Step-by-step explanation:
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Suppose the mean income of firms in the industry for a year is 8585 million dollars with a standard deviation of 99 million dollars. If incomes for the industry are distributed normally, what is the probability that a randomly selected firm will earn between 9191 and 9797 million dollars
The probability that a randomly selected firm will earn between 9191 and 9797 million dollars is, 0.1879
We have to given that,
The mean income of firms in the industry for a year is 8585 million dollars with a standard deviation of 99 million dollars.
Hence, We need to standardize the values of 9191 and 9797 to a standard normal distribution with a mean of 0 and a standard deviation of 1. We can do this using the z-score formula:
z = (x - μ) / σ
where x is the value we want to standardize, μ is the mean of the distribution, and σ is the standard deviation of the distribution.
For x = 9191:
z = (9191 - 8585) / 99 = 0.61
For x = 9797:
z = (9797 - 8585) / 99 = 1.22
Now, we need to find the probability that a randomly selected firm will have an income between 9191 and 9797 million dollars.
This is equivalent to finding the area under the standard normal distribution curve between z = 0.61 and z = 1.22.
We can use a standard normal distribution table or calculator to find this probability.
For example, using a standard normal distribution table, we can find that:
P(0.61 < Z < 1.22) = 0.1879
Therefore, the probability that a randomly selected firm will earn between 9191 and 9797 million dollars is, 0.1879 or 18.79%.
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8x - 3(2x - 4) = 3(x-6)
Answer:
X=30
Step-by-step explanation:
...
Line g is dilated by a scale factor of 1/2 from the origin to create line g'. Where are points E' and F' located after dilation, and how are lines g and g' related? 4 3 g 1 E -5 -2 -1 0 -1 -2
C) The lines g and g' are parallel and E'(-2,0) and F'(0, 1)
1) Let's locate points E and F.
E (0,2) and F( -4,0)
Given that line was dilated by a scale factor k = 1/2 about the origin we can state the following
• The line segment g' is shorter, half of g.
,• Points E'(0,1) and F'(0,1)
3) Examining the answers we can state:
The lines g and g' are parallel and E'(-2,0) and F'(0, 1)
A shopkeeper sold an article for Birr 280. If its cost price is Birr 350 then what is his loss percentage?
Answer:
percentage loss = 20%
Step-by-step explanation:
percentage loss is calculated as
\(\frac{loss}{CP}\) × 100% ( CP is the cost price )
loss = SP - CP ( SP is selling price )
loss = CP - SP = 350 - 280 = 70 , then
percentage loss = \(\frac{70}{350}\) × 100% = 0.2 × 100% = 20%
in the citation 319 n.w. 2d 459, the number 459 represents the
The number 459 in the citation 319 N.W. 2d 459 represents the page number where the case or legal opinion can be found in the North Western Reporter, Second Series. The North Western Reporter is a series of case reporters that includes court decisions from various states in the northwestern region of the United States.
In legal citations, the number before the "N.W." indicates the volume number of the reporter. So in this case, "319" refers to the specific volume where the case is located. The abbreviation "N.W." stands for North Western Reporter, which is the name of the reporter series. The number "2d" after "N.W." indicates that this is the second series of the North Western Reporter.
To locate the case within the volume, the number "459" refers to the page number where the case begins. This allows readers, such as lawyers, judges, or researchers, to easily find and reference the specific case within the reporter.
In summary, the number "459" in the citation 319 N.W. 2d 459 represents the page number where the case can be found in the North Western Reporter, Second Series.
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Jin bought a pair of pants that cost $47.83. The sale tax in her state is 7.43 % what is the total cost of the pants ?
(show your work)
Answer:
$51.38
Step-by-step explanation:
7.43% of 47.83=(rounded to the nearest hundredth) 3.55
7.43/100*x/47.83
x=3.55
because we are solving for x
we can also cross check by taking out the percentage
x/100*3.55/47.83
47.83x=355
x=7.42212000836
which is about 7.43%
47.83+3.55= 51.38
Compute the scale factor of the new scale drawing (SD2) to the first scale drawing (SD1) using the information from the given scale drawings.
Answer:
a) 1/48
b) 36/1
Step-by-step explanation:
The scale factor from 2nd to 1st is the ratio of the scale factors.
(a) (1/280)/(6/35) = (1/280)(35/6) = 35/(35·8·6) = 1/48
__
(b) (3)/(1/12) = 3·12/1 = 36/1
Item 8 A dog is leashed to the corner of a house. How much running area does the dog have? Round your answer to the nearest square foot, if necessary. The dog has about square feet of running area.
Complete Question:
A dog is leashed to the corner of a house with a 15 foot leash. How much running area does the dog have? Round your answer to the nearest square foot.
Answer:
The dog has about 707 square feet of running area.
Step-by-step explanation:
From the illustration in the question, one can conclude that the dog can travel in a circular path.
So, the length of the leash represents the radius and we are to calculate the required area using the area of a circle.
We have:
\(Radius = 15ft\)
\(Area = \pi r^2\)
Where
\(r = Radius = 15\) and \(\pi = 3.14\)
So:
\(Area = 3.14 * 15^2\)
\(Area = 3.14 * 225\)
\(Area = 706.5ft^2\)
\(Area = 707\ ft^2\)
Increase and decrease in fractions: Increase 44 by 1/4
After a 1/4 increment, the solution is 177/4.
What, for example, is a fraction?
A fraction is a component of a whole. Arithmetically, the number is expressed as a quotient, where the both the numerator and the denominator are divided. In a simple fraction, both are integers. In a complex fraction, a fraction can be found in either the numerator or the denominator. A suitable proportion has a top that is less than its base. For instance, 1/2 represents half of a whole number or thing.
GIVEN:
Increasing 44 by 1/4 results in 44+1/4,
176+1/4, and
177/4.
What does denominator and numerator mean?
The denominator is the total number of parts, all of equal size, that make up a whole unit. The numerator is the quantity you are counting.
The answer is 177/4 :
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Find two positive numbers whose product is 49 and whose sum is a minimum. (enter your answers as a comma-separated list. ).
The two numbers 7 and 7 have a product of 49 which has the least sum.
The biggest (maximum) and smallest (minimum) variables that a function f may have, either in a specific area or throughout its whole domain, are known as its maxima and minima.
Let f and f′ vary in terms of their derivatives. If f ′ (a) = 0 and f ′′ (a) > 0, and is the comparative minimum of f in that case.
S (x, y) = x + y is the sum of the two values in our function to minimize.
S may be rewritten as s in one variable by using the constraint xy = 49:
xy = 49
y = 49 ÷ x
S(x,y) = x+y
s(x) = x + (49 ÷ x)
s'(x) = 1 + (49 ÷ x²)
x² = 49
x = ±√49
x = ±7
Considering that we are discussing positive numbers:
x = 7
The second derivative test allows us to confirm that it is at least:
s'(x) = 1 + (49 ÷ x²)
s''(x) = 98 ÷ \(x^3\)
s''(x) = 98 ÷ \(x^3\) > 0
The second number is obtained by using the requirement that the combination of the two numbers must equal 49:
x = 7
xy = 49
7y = 49
y = 7
The two numbers 7 and 7 have a product of 49 which has the smallest sum.
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how to rewrite the function in a different form (factored or vertex) where the answer appears as a number in the equation.
We can convert the equation of the line in vector form by imposing i cap ,j cap and k cap with direction ratios.
The movement of an object from one place to another is described using vectors. Vectors can be represented as points in a coordinate system in the cartesian system. Similar to this, a "n" tuple can be used to represent vectors with "n" dimensions.
In physics, a vector is a quantity with both magnitude and direction. It is often represented by an arrow whose length is proportional to the magnitude of the quantity and whose direction is the same as that of the quantity. Simply subtract the starting point from the terminal point to determine the vector in component form given the initial and terminal points.
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About 24% of a population are of a particular ethnic group. 210 people are randomly selected from this population. Round all answers to 2 decimal places. Convert the percentage to a decimal: P: Compute the mean and standard of this size sample of this binomial distribution: Mean: Standard Deviation:
This size sample of this binomial distribution have:
P = 0.24
Mean = 50.4
Standard Deviation = 6.19
About 24% of a population are of a particular ethnic group. 210 people are randomly selected from this population.
First, we need to convert the percentage to a decimal by dividing by 100:
P = 24% / 100 = 0.24
Next, we can compute the mean and standard deviation of the binomial distribution for a sample size of 210 and probability of success of 0.24:
Mean = np = 210 * 0.24 = 50.4
Standard Deviation = √(np(1-p)) = √(50.4 * (1-0.24)) = √(38.304) = 6.19
So, the mean of this binomial distribution is 50.4 and the standard deviation is 6.19.
Therefore,
P = 0.24
Mean = 50.4
Standard Deviation = 6.19
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evaluate e - 1/2f when e = 15 and f=2
Answer:
14
Step-by-step explanation:
e=15 so you put in 15 instead of e so you get 15-1/2f and f=2 so you multiply 1/2*2=1 and 15-1=14
Hey there!
e - 1/2f
= 15 - 1/2(2)
= 15 - 1
= 14
Therefore, your answer is: 14
Good luck on your assignment & enjoy your day!
~Amphitrite1040:)
There are three general distribution patterns exhibited by individuals within a population. if Random distributions have a variance similar or equal to the mean it would depend on the species mobility a variance greater than the mean no variance a variance equal to the range 1. In mezsunatine experiments generally, pseudareplication is often a consequence of? munu small sample size and the increased likelihood of committing a type lerror numull sample size and the increased likelihood of committing a type II error the actual physical space over which samples are taken or measurements made being smaller or more restricted than the inference space implicit in the hypothesis being tested poon stratification of the sample obtained the type of samples that are taken or the measurements being made are inappropriate for the hypothesis being tested
In a random distribution, the variance is similar or equal to the mean. This is because the individuals in the population are randomly distributed, and there is no clear pattern to their distribution. The variance of a random distribution can depend on the species mobility, but it is not necessarily greater than the mean.
A random distribution is a type of distribution in which the individuals are randomly scattered throughout the population. There is no clear pattern to the distribution, and the individuals are not grouped together in any way. The variance of a random distribution is similar or equal to the mean because the individuals are evenly distributed throughout the population.
The variance of a random distribution can depend on the species mobility. For example, a species that is highly mobile, such as a bird, will have a larger variance than a species that is less mobile, such as a fish. This is because the mobile species is more likely to travel to different areas of the population, which will increase the variance of the distribution.
However, the variance of a random distribution is not always greater than the mean. For example, if the population is very small, the variance of the distribution may be less than the mean. This is because there are not enough individuals in the population to create a large variance.
In experimental design, pseudoreplication is often a consequence of:
Small sample size and the increased likelihood of committing a Type I error. When the sample size is small, it is more likely that the results of the experiment will be due to chance. This increases the likelihood of committing a Type I error, which is rejecting the null hypothesis when it is actually true.
The actual physical space over which samples are taken or measurements made being smaller or more restricted than the inference space implicit in the hypothesis being tested. This means that the samples or measurements are not representative of the entire population, which can lead to inaccurate results.
Pseudoreplication can also be caused by inadequate stratification of the sample, which means that the samples are not evenly distributed throughout the population. This can lead to biased results.
Finally, pseudoreplication can be caused by using the wrong type of samples or measurements for the hypothesis being tested. This can lead to results that are not relevant to the hypothesis.
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Two point charges are fixed on the y axis: a negative point charge q
1
=−33μC at y
1
=+0.17 m and a positive point charge q
2
at y
2
= +0.37 m. A third point charge q=+9.8μC is fixed at the origin. The net electrostatic force exerted on the charge q by the other two charges has a magnitude of 27 N and points in the +y direction. Determine the magnitude of a
2
. D.Two point charges q subscript 1 and q subscript 2 are fixed on the positive y axis. A third charge q is fixed at the origin and has a force Fexerted on it in the positive y direction. Number Units In a vacuum, two particles have charges of q
1
and q
2
, where q
1
=+3.7C. They are separated by a distance of 0.31 m, and particle 1 experiences an attractive force of 3.7 N. What is the value of a
2
, with its sign? Number Units
The magnitude of the acceleration (a2) of the third charge (q = +9.8 μC) is 345.26 m/s². The value of the second charge (q2), given that the first charge (q1) is +3.7 C and experiences an attractive force of 3.7 N at a given distance, is -0.31 C.
(a) In the first scenario, we have two charges (q1 = -33 μC and q2) fixed on the y-axis, and a third charge (q = +9.8 μC) fixed at the origin. The net electrostatic force exerted on the charge q by the other two charges has a magnitude of 27 N and points in the +y direction. Using Coulomb's law, we can calculate the net force:
F = k * |q1 * q / \(r1^2\)| + k * |q2 * q / \(r2^2\)|,
where k is the electrostatic constant, r1 is the distance between q1 and q, and r2 is the distance between q2 and q. Solving this equation with the given values, we find that
a2 = F / m,
where m is the mass of q. Since q is fixed, m can be considered negligible, and thus a2 ≈ F. Therefore, the magnitude of a2 is approximately 27 m/s².
(b) In the second scenario, we have two charges (q1 and q2) separated by a distance of 0.31 m. Charge q1 is +3.7 C and experiences an attractive force of 3.7 N. Using Coulomb's law, we can express the force as
F = k * |q1 * q2 /\(r^2\)|.
Solving this equation for q2, we find that
q2 = F * \(r^2\) / (k * q1).
Plugging in the given values, we get q2 ≈ -0.31 C. Therefore, the value of q2, with its sign, is approximately -0.31 C.
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Shelby bought 2 cans of paint and 3/4 of a pint of special paint additive formulated to reduce mildew. Before painting her house, she divided the additive equally between the 2 cans of paint. How much additive did she put in each can?
Suppose ~(0,1), find: (a) P( < 0.5)
(b) P( = 0.5)
(c) P( ≥ 2.3)
(d) P(−1.4 ≤ ≤ 0.6)
(e) The value of z0 such that P(|| ≤ z0) = 0.32
Probabilities associated with this distribution are
(a) P(Z < 0.5) = 0.6915
(b) P(Z = 0.5) = 0
(c) P(Z ≥ 2.3) = 0.0107.
(d) P(-1.4 ≤ Z ≤ 0.6) = 0.6449.
(e) The value of z0 such that P(|Z| ≤ z0) = 0.32 is 0.9945.
How to find P( < 0.5)?The statement "~(0,1)" refers to a standard normal distribution with mean 0 and standard deviation 1.
We can use the standard normal distribution table or a calculator to find probabilities associated with this distribution. Here are the solutions to the given problems:
(a) P(Z < 0.5) = 0.6915, where Z is a standard normal random variable.
How to find P( = 0.5)?(b) P(Z = 0.5) = 0, since the probability of a continuous random variable taking any specific value is always zero.
How to find P( ≥ 2.3)?(c) P(Z ≥ 2.3) = 0.0107.
How to find P(−1.4 ≤ ≤ 0.6)?(d) P(-1.4 ≤ Z ≤ 0.6) = P(Z ≤ 0.6) - P(Z ≤ -1.4) = 0.7257 - 0.0808 = 0.6449.
How to find the value of z0 such that P(|| ≤ z0) = 0.32?(e) The value of z0 such that P(|Z| ≤ z0) = 0.32 is the 0.16th percentile of the standard normal distribution.
From the standard normal distribution table, we can find that the 0.16th percentile is approximately -0.9945. Therefore, z0 = 0.9945.
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find the interval i and radius of convergence r for the given power series. (enter your answer for interval of convergence using interval notation.) sigma^[infinity]_n=1 ((−1)^n x n/n)
I=____ I=____ I=____
R=____ R=____ R=____
To find the interval of convergence and radius of convergence for the power series sigma^[infinity]_n=1 ((−1)^n x^n/n), we will use the ratio test.
Ratio test: Let the series sigma^[infinity]_n=1 a_n be a power series centered at x = c. Then, the radius of convergence is given by R = lim_n→∞ |a_n/a_n+1|, if the limit exists.
First, we apply the ratio test:
|(-1)^(n+1) * x^(n+1)/(n+1)| / |(-1)^n * x^n/n|
= |x/(n+1)|
Taking the limit as n → ∞, we get
lim_n→∞ |x/(n+1)| = 0
Therefore, the radius of convergence is R = ∞.
Next, we need to find the interval of convergence. Since R = ∞, the series converges for all x. Thus, the interval of convergence is
I = (-∞, ∞).
Therefore,
I = (-∞, ∞)
R = ∞
To find the interval of convergence (I) and radius of convergence (R) for the given power series, we can use the Ratio Test. The power series is:
Σ(−1)^n * (x^n / n) from n=1 to infinity.
Applying the Ratio Test:
lim (n→∞) |(a_(n+1)) / a_n| = lim (n→∞) |((-1)^(n+1) * x^(n+1) / (n+1)) / ((-1)^n * x^n / n)|
After simplification:
lim (n→∞) |n * x / (n+1)|
Since the (-1) terms cancel out, we are left with:
lim (n→∞) |n / (n+1) * x|
As n approaches infinity, the limit becomes 1, and thus:
|x| < 1
This gives us the interval of convergence (I):
I = (-1, 1)
For the radius of convergence (R), since |x| < 1:
R = 1
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Solve the proportion. If 2/7 = a/49 then a = _
Answer:
a=14
Step-by-step explanation:
7*7=49
2*7=14
find the slope of the graphs
Geometry. Math nation section 3
∠g and ∠h are complementary angles and ∠g and ∠h are acute angles are true statements from the given information
Two angles are given.
∠g = (2x-90)°
∠h = (180-2x)°
We have to find the statement which is true about the angles g and h.
If both angles are greater than zero.
Complementary angles add up to 90 degrees
i.e., ∠g and ∠h are complementary if ∠g + ∠h = 90°.
Substituting the given values:
∠g + ∠h
= (2x-90)° + (180-2x)° = 90°
Thus, ∠g and ∠h are complementary angles.
and both the angles are less than 90 degrees so we can tell that angles ∠g and ∠h are acute.
So the statement ∠g and ∠h are acute angles is also true
Hence, ∠g and ∠h are complementary angles and ∠g and ∠h are acute angles are true statements
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Which ordered pairs make both inequalities true y <- X 1 Y X?
The ordered pair (-2, 2) satisfies both inequalities y < -x + 1 and y > x.
The correct option is A: (-2, 2).
To determine which ordered pairs satisfy both inequalities y < -x + 1 and y > x, we need to check each pair's coordinates in both inequalities.
Let's test each ordered pair:
A: (-2, 2)
For y < -x + 1: 2 < -(-2) + 1 → 2 < 3 (True)
For y > x: 2 > -2 → 2 > -2 (True)
B: (1, 1)
For y < -x + 1: 1 < -(1) + 1 → 1 < 0 (False)
For y > x: 1 > 1 → 1 > 1 (False)
C: (0, 0)
For y < -x + 1: 0 < -(0) + 1 → 0 < 1 (True)
For y > x: 0 > 0 → 0 > 0 (False)
D: (-1, -1)
For y < -x + 1: -1 < -(-1) + 1 → -1 < 2 (True)
For y > x: -1 > -1 → -1 > -1 (False)
From the above calculations, we can see that only the ordered pair (-2, 2) satisfies both inequalities y < -x + 1 and y > x. Therefore, the correct answer is option A: (-2, 2).
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The complete question:
Which ordered pairs make both inequalities y < -x + 1 and y > x true?
A: (2, 2)
B: (1, 1)
C: (0,0)
D: (-1, -1)