The remainder theorem code piece D can be used to determine if (x + 2) is a factor of 3x^3 + x^2 -4.
What is the remainder theorem?The Remainder Theorem tells us that, in order to evaluate a polynomial p(x) at some number x = a, we can instead divide by the linear expression x − a. The remainder, r(a), gives the value of the polynomial at x = a.
The remainder theorem can be used to determine if a factor can actually divide a polynomial.
If x+ 2 is a factor then f(-2) should be 0
substitute x = -2 in the function
\(3(-2)^{3} + (-2)^{2} -4\) = -24\(\neq\) 0
Therefore (x+2) is not a factor of the polynomial
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The lines shown below are perpendicular. If the green line has a slope of 2,
what is the slope of the red line?
-10
10
16
A. ¾/1
O A.
B.
O C.
O D. - 3/4
None of the given answer options (-10, 10, 16, ¾/1) correspond to the correct slope of -1/2.
To find the slope of the red line given that it is perpendicular to the green line with a slope of 2, we can use the property that perpendicular lines have slopes that are negative reciprocals of each other.
The slope of the green line is 2. To find the slope of the red line, we take the negative reciprocal of 2. The negative reciprocal is obtained by taking the reciprocal (flipping the fraction) and changing the sign.
Reciprocal of 2: 1/2
Negative reciprocal: -1/2
Therefore, the slope of the red line is -1/2.
However, none of the given answer options (-10, 10, 16, ¾/1) correspond to the correct slope of -1/2.
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Two runners start a race at the same time and finish in a tie. Prove that at some time during the race they have the same speed. [Hint: Consider f(t) = g(t) - h(t) , where and are the position functions of the two runners.
Let's use v1(t) and v2(t) to represent the speed of the first and second runners, respectively, at time t. The functions v1 and v2 must both be continuous in the time variable t, hence this assumption must be made.
So, their difference, a(t), is similarly a continuous function in the variable t, with the formula a(t) = v1(t)-v2(t).
Now, using the principle of contradiction, one may demonstrate that t1, t2, such that a(t1) is less than or equal to 0 and a(t2) is higher than or equal to 0, exist because the overall average speed of both runners is identical.
Now, we may utilize the continuous function a's Intermediate Value Property to locate a t0 between t1 and t2, where a(to)=0 and the runners are moving at the same speed at this point.
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Q12
A woman needs to work out how long it will take to drive to York.
20
G
She checks the journey on a website.
The distance from her house to York is 80 miles.
20 miles of the journey are through roadworks with a speed restriction of 40mph.
She should drive the rest of the journey at an average speed of 50mph
Answer:4.8
Step-by-step explanation:
you're a chicken connect once to have a pizza party before spring break so they're ordering pizzas from Long Wong's there are 18 people in your checking account so you're ordering 9 pieces that are all the same cost because you want to have so much pizza your total before text me a number that 25, where the number represent an unknown digit what is the unknown digit how much does each pizza cost
Given: 9 pie is ordered and the cost before tax is 8#.25
To Determine: The unknown digits and the cost of each pizza
To achieve this, we would use the divisibility test for 9
The divisibilty test state that sum all the digit. it must be divisible by 9. Therefore
\(\begin{gathered} \frac{8+\#+2+5}{9} \\ \frac{15+\#}{9} \end{gathered}\)For that to be divisible by 9, then
\(\begin{gathered} 15+\#=18 \\ \#=18-15 \\ \#=3 \end{gathered}\)Hence, the unknown digit is 3
The price of a pizza is
\(\frac{83.25}{9}=9.25\)Hence, each pizza cost $9.25
find the slope between (2,3) and (8,-5)
The slope of the line will be equal to -4/3.
What is a slope?Slope or the gradient is the number or the ratio which determines the direction or the steepness of the line. The slope is also defined as the ratio of the rise to the run.
Given that the two points are (2,3) and (8,-5). The slope of the line will be calculated as,
Slope = ( y₂ - y₁ ) / ( x₂ - x₁ )
Slope = ( -5 - 3 ) / ( 8 - 2 )
Slope = -8 / 6
Slope = -4 / 3
Therefore, the slope of the line will be equal to -4/3.
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prove that there is a 1-1 correspondence between the set of all positive integers and the set of all rational numbers
A one-to-one correspondence between the set of all positive integers and the set of all rational numbers exists.
By definition, any rational number can be expressed as a fraction a/b, where a and b are integers and b is nonzero. Since any positive integer can be expressed as the fraction a/1, each positive integer can be associated with a rational number a/1.
Thus, there is a one-to-one correspondence between the set of all positive integers and the set of all rational numbers. Furthermore, since any rational number a/b can be expressed as the product of a and b, it can also be associated with the product of two positive integers a and b.
Thus, there is also a one-to-one correspondence between the set of all rational numbers and the set of all positive integers.
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Determine whether the underlined number is a statistic or a parameter. A sample of professors is selected and it is found that (40%) own a television. Choose the correct statement below.
a. Statistic because the value is a numerical measurement describing a characteristic of a sample.
b. Parameter because the value is a numerical measurement describing a characteristic of a sample.
c. Parameter because the value is a numerical measurement describing a characteristic of a population.
d. Statistic because the value is a numerical measurement describing a characteristic of a population.
Answer: a. Statistic because the value is a numerical measurement describing a characteristic of a sample.
Step-by-step explanation: Statistic are numerical characteristics drawn or obtained from a sample which is a subset of a population. Numerical values obtained from a population of data is called parameter. Hence, since the set of professors from which the value of those who own a television being 40% was drawn is stated as being a sample. Then all numerical characteristics obtained from the dataset will be referred to as a statistic.
Find the length of the hypotenuse of the right triangle.
Answer:
The length of the hypotenuse is 100.
Step-by-step explanation:
To find the length of the hypotenuse, we use the following formula:
c=\(\sqrt{a^2+b^2}\)
c=\(\sqrt{28^2+96^2}\)
c=\(\sqrt{10,000}\)
c=100
Therefore, the length of the hypotenuse is 100.
According to a survey, the population of a city doubled in 12 years. The annual rate of increase of the population of this city is approximately____%. The population will grow to three times its current size in approximately ____years
The annual rate of increase of the population is given as follows:
r = 5.94%.
The population will triple in approximately
19 years.
How to define an exponential function?An increasing exponential function is defined as follows:
y = a(1 + r)^x.
In which:
a is the initial amount.r is the growth rate, as a decimal.The population doubles in 12 years, hence the yearly rate is obtained as follows:
2a = a(1 + r)^12
(1 + r)^12 = 2
[(1 + r)^12]^(1/12) = 2^(1/12)
1 + r = 1.0594
r = 0.0594
r = 5.94%.
Hence the function is:
y = a(1.0594)^x.
The time needed for the population to triple is given as follows:
3a = a(1.0594)^x
(1.0594)^x = 3
x = log(3)/log(1.0594)
x = 19 years.
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What is the solution to the compound inequality: 10<2x-4<20
Answer:
7 < x < 12
Step-by-step explanation:
To solve this inequality, solve it the same way you do a normal function. Perform the same actions on both sides of the inequality.
\(10 < 2x-4 < 20\\14 < 2x < 24\\7 < x < 12\)
Allison spent a total of $16.20 for lunch including tax and a tip. She paid 8% sales tax on her purchase and then left a tip equivalent to 20% of her total bill including tax. What was the cost of Allison’s meal, before tax and tip?
Answer:good job!
Step-by-step explanation:
Step-by-step
By definition, two rays labeled Ab and AC must exist with which of the following conditions?
Answer:
A. The two rays form angle CAB.
C. The two rays make a line AC.
D. The two rays intersect at point A.
E. The two rays are perpendicular.
This is shown in figure 1 in the attachment provided.
Step-by-step explanation:
The given rays, \( \overrightarrow{AB} \) and \( \overrightarrow{AC} \) shows that both rays have a common endpoint A.
Therefore, the following conditions exists:
A. "The two rays form angle CAB."
Take a look at figure 1 in the attachment provided below. The two rays meet at point A to form angle CAB.
C. "The two rays make a line AC."
As shown in figure 2 in the attachment provided below, [\( \overrightarrow{AB} \) and \( \overrightarrow{AC} \) have a common end point, A, and they extend in opposite directions to form a straight line AC. \( (\overline{AC}) \)
D. "The two rays intersect at point A."
This is shown in figure 1 in the attachment provided.
E. "The two rays are perpendicular."
Since \( \overrightarrow{AB} \) and \( \overrightarrow{AC} \) intersect at point A, they are perpendicular to each other, forming a right angle at point A. This we can see in figure 2 provided in the attachment.
cómo representar el 2010 en número maya
According to the information we can infer that in the Mayan numeral system, the year 2010 is represented as follows: snail, point, snail, point, point, point, point, point
How to represent 2010 in Mayan numbers?The number 2010 is broken down into Mayan units, using the symbols corresponding to the different positional values. In the Maya system, three main symbols are used:
The point The bar The snail (or shell)To represent the number 2010 in Maya, the combination of these symbols is used as follows:
Two shells represent the value of 2000. One point represents the value of 10. So, the representation of the year 2010 in Mayan numbers would be:
snail, point
Remember that the Mayan number system is positional, similar to the decimal system, so the value and position of each symbol are important to determine the complete number.
Note: The question in English is: How to represent 2010 in Mayan numbers?
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What is the equation of the line that passes through the point (-3,7) and has a
slope of -3?
Answer: y + 3x + 2 = 0
Step-by-step explanation:
The formula for that is
y - y₁
------- = -3 where x₁ = -3, y₁ = 7
x - x₁
Therefore cross multiply and solve
y - 7 = -3[( x - (-3)]
y - 7 = -3( x + 3 )
y - 7 = -3x - 9
y + 3x -7 + 9 = 0
y + 3x + 2 = 0
Answer:
y=-3x-2
Step-by-step explanation:
Divide. 5,346 ÷ 29 Enter your answer in the boxes as a mixed number in simplest form.
Answer:
\(190\frac{26}{29}\)
Step-by-step explanation:
____190__
29 | 5346
-29 (29*100=2900)
________
2446
-232 (29*90=232)
________
26
Therefore, the answer is \(190\frac{26}{29}\)
In the mixed form we can write → 5346 ÷ 29 as \($184\frac{10}{29} .\\\)
We have the following operation -
5346 ÷ 29
We have to write the result of above division in mixed form.
What is Division Algorithm ?The division algorithm says when a number 'a' is divided by a number 'b' gives the quotient 'q' and the remainder 'r' then the following relation exists-
a = bq + r
where 0 ≤ r < b.
This is also known as Euclid's division lemma.
According to the question, we have -
5346 ÷ 29
Let A = 5346 ÷ 29. Therefore -
A = \($\frac{5346}{29} = 184\frac{10}{29} .\\\)
Hence, in the mixed form we can write → 5346 ÷ 29 as \($184\frac{10}{29} .\\\)
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In 5-card poker, played with a standard 52-card deck, 52C5, or 2,598,960,
different hands are possible. The probability of being dealt various hands is
the number of different ways they can occur divided by 2,598,960. Shown
to the right is the number of ways a particular type of hand can occur and
its associated probability. Find the probability of not being dealt this type of
hand.
The probability is. (Round to six decimal places as needed.)
Number of Ways the Hand Can Occur
168
Probability
168
2,598,960
The probability is 0.9999045772. Round up to 6 decimal places if necessary.
What is Probability?The probability distribution of a random experiment or event shows the chance of each conceivable outcome. It gives the likelihoods of several potential events. Additionally, see Probability of Events. A measure of the uncertainty of different phenomena is the likelihood. Like when you throw a die, the probability determines the various results. To determine this distribution, any random experiment with ambiguous or unanticipated outcomes could be employed.
First, we determine the likelihood of receiving a particular sort of hand.
The likelihood of receiving this kind of hand is:
P(deal) = 248/2598560
P(dealt) = 1 - P(not dealt)
Then we find probability of not being dealt with one type of hand.
P(not dealt) = 1 - P( dealt)
P(not dealt) = 1 - 248/2598560
P(not dealt) = 25898960-248/2598960
= 2598712/2598960
= 0.9999045772
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The complete question is,
Classify the following random variable according as either discrete or continuous. The temperature in degrees Celsius on January 1st in a certain city
A continuous
B discrete
Answer:
continuous
Step-by-step explanation:
A quantity like temperature is a continuous random variable. A continuous random variable is different from a discrete random variable because it can take on many values infinitely.
From the question, measuring the Temperature in degrees can take on many different values because there are an uncountable number of possible temperatures that could be taken.
Determine whether the following statement is
always, sometimes, or never true. Justify your reasoning.
If the scale factor of a scale drawing is greater than one, the scale
drawing is larger than the actual object.
Answer:
Always
Step-by-step explanation:
The scale factor tells how many times bigger you are making it, so any number larger than 1 is bigger.
PLZ HELP WILL RATE BRAINLIEST
Answer:
877.5 cm²
Step-by-step explanation:
Altogether, the area is that of 12 triangles of base 13 cm and height 11.25 cm. The total area will be ...
star area = 12×triangle area = 12×(1/2)(13 cm)(11.25 cm)
star area = 877.5 cm²
You determine the percent abundance of
each length of nail and record it in the data
table below.
Sample
Type
Short nail
Medium nail
Long nail
Number Abundance
of Nails
(%)
67
18
10
70.5
19.0
10.5
Nail Length
(cm)
2.5
5.0
7.5
What is the weighted average length, in cm,
of a nail from the carpenter's box?
The weighted average length of a nail from the carpenter's box is 3.5 centimeters.
How to calculate the weighted average length?Different from calculating the average, the weighted average implies considering the frequency or abundance percentage. Now, to calculate the average weighted we will need to multiply the length of each type of nail by the abundance and finally, we will need to add the results obtained. The process is shown below:
Short nail: 2.5 cm x 70.5%= 1.7625 cm
Medium nail: 5.0 cm x (19% = 0.95 cm
Long nail: 7.5 cm x 10.5% = 0.7875 cm
1.7625 cm + 0.95 cm + 0.7875 cm = 3.5 cm
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daphne paid $74 a month for 4 years for internet service. how much did she pay in total?
Answer:
$296
Step-by-step explanation:
Just multiply
Answer: 3552
Step-by-step explanation: $74 + 12 months for 4 years is 3552
What is the length of a rectangle with width 10 in. and area 97 in.²?
Answer:
9.7
Step-by-step explanation:
97/10= 9.7
formula for rectangle= length x width
area divided by width= 97/10
97/10=9.7
length=9.7
9.7x10=97
While vacationing, Rosalie sees a mountain and its reflection on the still water of a lake. She draws the mountain and its reflection as a projection on the coordinate grid, treating the x-axis as the line of reflection. In her drawings, she represents the summit of the mountain using the coordinates (-6,8) .
What are the coordinates of the summit in her projection?
will mark brainlest
Answer:
I would say (2,-9) is her projection
Answer:
ok bet my niqgqa
Step-by-step explanation:
Kevin and Miguel are planning a road trip they will leave on Thursday or Friday and they will drive a truck in an SUV or a car which street are your gram shows all their road trip options
Answer:
The first option is the correct answer
Step-by-step explanation:
The option you have marked does mention all their options but it lists them all together rather than mentioning the different options separately.
Prove (a) B(x+1,y)= x+y
x
B(x,y). (b) Γ(2x)= π
2 2x−1
Γ(x)Γ(x+ 2
1
).
The simplified equation is (π2 / 2) * ∫[0, ∞] (x(2x-1) * e(-x) / (Γ(x) * Γ(1 - x)) DX
a. To prove B(x+1, y) = x * B(x, y), proceed as follows.
Start with B(x+1, y) = [(x+1)! * y!] / ((x+y+2)!) (using the definition of B(x, y)).
Rewrite 1 / (x+1) to (x+y+2 - (y+1)) / (x+y+2) .
Using the formula above, express B(x+1, y) as (x+y+2) / (x+y+2) * [(x+1)! to rewrite. * y!] / ((x+y+2)!) - (y+1) / (x+y+2) * [(x+1)! * y!] / ((x+y+2) !).
Simplify the formula to (x+y+2) / (x+y+2) * B(x, y) - (y+1) / (x+y+2) * B(x, y) increase.
Simplify further to B(x, y) - (y+1) / (x+y+2) * B(x, y).
Note that B(x, y) can be expressed as (x / (x+y+1)) * B(x, y) .
Substitute this formula in the previous step to get,
x * B(x, y) - (y+1) / (x+y+2) * x * B(x, y).
x * B(x, y) - (y+1) / (x+y+2) * x * B(x, y)
= x * B(x, y)
You have now proved B(x+1, y) = x * B(x, y).
b. We wish to prove the identity Γ(2x) = ((2sin(πx))) * Γ(x) * Γ(x + 1/2).
Integrate ∫[0, ∞] (x(2x-1) * Start with dx.
Evaluating this integral using the permutation u = du is obtained.
Simplify the integral to (1/2) * Γ(x + 1/2).
Express sin(πx) as π / (Γ(x) * Γ(1 - x)).
Let the original integral be π * (2(2x-1) / π) * ∫[0, ∞] (x(2x-1) * e(-x) * (1/sin( πx) Rewrite.)) DX.
Substituting the equations,
The integral, π * (2(2x-1) / π) * ∫[0, ∞] (x(2x-1) *
We get * (π / (Γ(x) * Γ(1 - x)))) dx.
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2./10
To rationalize the denominator of
311
you should multiply the expression by which fraction?
Complete Question:
To rationalize the denominator of 2√10/3√11 , you should multiply the expression by which fraction?
Answer:
Multiply by \(\frac{\sqrt{11}}{\sqrt{11}}\)
Step-by-step explanation:
Given
\(\frac{2\sqrt{10}}{3\sqrt{11}}\)
Required
To rationalize
To do this, we simply multiply the expression by the fraction of \(\frac{\sqrt{11}}{\sqrt{11}}\)
This gives:
\(\frac{2\sqrt{10}}{3\sqrt{11}} * \frac{\sqrt{11}}{\sqrt{11}}\)
\(\frac{2\sqrt{10 * 11}}{3\sqrt{11 * 11}}\)
\(\frac{2\sqrt{110}}{3\sqrt{121}}\)
Express \(\sqrt{121\) as 11
\(\frac{2\sqrt{110}}{3*11}\)
\(\frac{2\sqrt{110}}{33}\)
Hence:
\(\frac{2\sqrt{10}}{3\sqrt{11}}\) = \(\frac{2\sqrt{110}}{33}\)
Gia has 60 meters of fence. She wants to
mark off a square area in the yard for her
dog. What will be the side length of the
square if she uses all of the fence?
The side length will be
meters.
Answer:
15
Step-by-step explanation:
A square has 4 sides, so you can do 60 divided by 4 to find how many meters on each side.
60 / 4 = 15 meters for the side length
The side length of the square yard is 15 m.
What is a square?A square is a two-dimensional figure that has four sides and all four sides are equal.
The area of a square is side².
We have,
The total length of the fence = 60 meters.
The square yard will have the same length on all four sides.
This means,
The side length of the square yard.
= 60/4
= 15
Thus,
The side length is 15 m.
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match reason with statement given y//z prove m<5+m<2+m<6=180
Answer:
Step-by-step explanation:
Although the reasons are not given in this question, find the possible statements and reasons for this question.
Statements Reason
1). y ║ z 1). Given
2). ∠1 ≅ ∠5 2). Alternate interior angles theorem
3). ∠3 ≅ ∠6 3). Alternate interior angles theorem
4). ∠1 + ∠2 + ∠3 = 180° 4). Linear angles
5). ∠5 + ∠2 + ∠6 = 180° 5). Substitution property
Therefore, sum of the interior angles of a triangle is 180°.
I hope this helps!!!!! Good luck, meow ;)
what is the area of the triangle in centimetres Square?
Answer:
Step-by-step explanation:
either do 23 x23
or
23 x 16 ( do this first )
Christine made $20,000 in taxable income last year. Suppose the income tax rate is 15% for the first $8000 plus 19% for the amount over $8000. How much must Christine pay in income tax for last year?
Answer:
$3480
Step-by-step explanation:
We know that the tax rate for the first $8000 is 15% and after $8000 the tax is 19%.
This means the total amount of money that Christine have to pay is equal to $8000 × 15% + ($20000 (the total) - $8000 (the amount that she already paid for the first $8000)) × 19%
This is equal to $1200 + $12000 × 19%
= $1200 + $2280
= $3480
Therefore, Christine must pay $3480 in income tax.