Answer:
B
Step-by-step explanation:
the opposite of -10 is 10
10 being bigger than 0 would therefore be to the right of 0
Answer:
B
Step-by-step explanation:
The opposite is positive 10. Negative 10 is the left to 0 and positive is always to the right of 0. Hope that helps <3
true or false: the line that intersect the curve at (8, p(8)) represents the secant line to the curve at (8, p(8))
The line that intersects the curve at (8, p(8)) represents the secant line to the curve at that point. The statement is true.
A straight line that crosses a curve at two or more points is known as a secant line. The given point (8, p(8)) in this instance is on the curve and the line. As a result, the secant line to the curve at that point is the line that intersects the curve at (8, p(8)).
Let's think of an example to help further clarify this idea. Let's say we wish to locate the secant line to a curve at the point (8, p(8)) where the equation \(y = x^2\) defines the curve.
We must first determine the secant line's slope. The following formula determines the slope of a line via the points (x1, y1) and (x2, y2):
slope= (y2 - y1) / (x2 - x1).
The two points in this case are the curve's second point and (8, p(8)). We can select a different point on the curve, such as (4, p(4)), to get the slope.
slope = (p(4)-p(8)) / (4 - 8)
Next, we evaluate the function at these points:
\(p(4) = 4^2 = 16\\p(8) = 8^2 = 64\)
Substituting these values into the slope formula:
slope = (16 - 64) / (4 - 8)
= -48 / -4
= 12
Now that we have the slope, we can write the equation of the secant line using the point-slope form:
y - y1 = m(x - x1)
Substituting the values (8, p(8)) and slope = 12 into the equation:
y - p(8) = 12(x - 8)
Simplifying the equation:
y - p(8) = 12x - 96
This is the equation of the secant line to the curve at the point (8, p(8)).
In conclusion, the statement is true. The line that intersects the curve at (8, p(8)) represents the secant line to the curve at that point.
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Hugo plans to buy packs of baseball cards until he gets the card of his favorite player, but he
only has enough money to buy at most 4 packs. Suppose that each pack has probability 0.2 of
containing the card Hugo is hoping for,
You might need: Calculator
Let the random variable X be the number of packs of cards Hugo buys. Here is the probability
distribution for X:
X = # of packs 1 2
P(X)
Show Calculator
3
0.2 0.16 0.128
4
0.512
What is the probability that Hugo buys fewer than 3 packs of cards?
(fewer than 3 packs):
The probability that Hugo buys at most 3 packs of cards would be; P(X ≤ 3) = 0.488
What is the probability?Probability refers to a possibility that deals with the occurrence of random events.
The probability of all the events occurring need to be 1.
The formula of probability is defined as the ratio of a number of favorable outcomes to the total number of outcomes.
If X is the random variable that denotes the number of packs of cards Hugo buy, so
Then the probability that Hugo buys at most 3 packs of cards can be as:
P(X ≤ 3)
The table given is expressed as;
X of packs 1 2 3 4
P(X) 0.2 0.16 0.128 0.512
Therefore,
P(X ≤ 3) = P(1) + P(2) + P(3)
P(X ≤ 3) = 0.2 + 0.16 + 0.128
P(X ≤ 3) = 0.488
The probability that Hugo buys at most 3 packs of cards would be; P(X ≤ 3) = 0.488
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the last option is both
help mee i will mark brainliest
Answer:
niether
Step-by-step explanation:
Martha estimated there were 83 marbles in a jar for a contest. The actual number of marbles in the jar was 105. What was the percent error of Martha's estimation?
Answer:
26.5%
Step-by-step explanation:
i did the math, that answer should be correct, but the question is stated strange.
Ariana has a deck that measures 16 feet by 24 feet. She wants to increase each
dimension by equal lengths so that its area is doubled. By how much should she
increase each dimension?
Can anyone help plss:)
Answer:
The answer would be 80.
Step-by-step explanation:
First you want to add 16 and 24.
Next you want to multiply that answer by 2.
Then you have your answer and I hope this helps
For the linear regression y = ẞ1 + ẞ2x + e, assuming that the sum of squared errors (SSE) takes the following form:
SSE = 382 +681 +382 + 18ẞ1ẞ2
Derive the partial derivatives of SSE with respect to B1 and B2 and solve the optimal values of these parameters.
a. B₁ = B1
b. B₂ =
The optimal values of these parameters are:
a. β₁ = 0
b. β₂ = 0
The linear regression y = β1 + β2x + e, assuming that the sum of squared errors (SSE) takes the following form:
SSE = 382 + 681 + 382 + 18β1β2
Derive the partial derivatives of SSE with respect to β1 and β2 and solve the optimal values of these parameters.
Given that SSE = 382 + 681 + 382 + 18β1β2 ∂SSE/∂β1 = 0 ∂SSE/∂β2 = 0
Now, we need to find the partial derivative of SSE with respect to β1.
∂SSE/∂β1 = 0 + 0 + 0 + 18β2 ⇒ 18β2 = 0 ⇒ β2 = 0
Therefore, we obtain the optimal value of β2 as 0.
Now, we need to find the partial derivative of SSE with respect to β2. ∂SSE/∂β2 = 0 + 0 + 0 + 18β1 ⇒ 18β1 = 0 ⇒ β1 = 0
Therefore, we obtain the optimal value of β1 as 0. Hence, the partial derivative of SSE with respect to β1 is 18β2 and the partial derivative of SSE with respect to β2 is 18β1.
Thus, the optimal values of β1 and β2 are 0 and 0, respectively.
Therefore, the answers are: a. β₁ = 0 b. β₂ = 0
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your roommate has six pets (fish, cat, turtle, dog, rock, and pony). he will take three of his six pets with him as he skips town and leaves you to pay rent. how many different collections of pets can he take if he cannot take both the dog and the cat (because they will fight like cats and dogs)?
The total number of different collections of pets your roommate can take is 10 + 10 = 20.
In this scenario, your roommate has two options for which pets to take with him: either the dog or the cat. If he takes the dog, he can take any two of the remaining five pets (fish, turtle, rock, pony). There are 5 choose 2 = 10 ways for him to do this. If he takes the cat, he can take any two of the remaining five pets (fish, turtle, rock, pony, dog). There are 5 choose 2 = 10 ways for him to do this.
Therefore, the total number of different collections of pets your roommate can take is 10 + 10 = 20.
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i need to find x for these
Answer:
1. x = 2
2. x = -2
3 x = 1
Step-by-step explanation:
Make x the subjects and work from there
the levels of a(n) variable have meaning and order. a. prescriptive b. categorical c. analytical d. continuous
The correct answer is (c) analytical. Levels of a variable can have meaning and order when the variable is analytical variable.
Analytical variables are variables that have a meaningful order or ranking, such as height or weight. For example, height is an analytical variable because people can be ranked from shortest to tallest, and each height value is meaningful in relation to other height values.
Prescriptive variables describe the desired or prescribed behavior, such as in a set of rules or guidelines. Categorical variables divide data into categories or groups, such as gender or hair color. Continuous variables have an infinite number of values and can take on any value within a given range, such as temperature or time.
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A garden table and a bench cost $783 combined. The garden table costs $83 more than the bench. What is the cost of the bench?
Answer:
$557.5
Step-by-step explanation:
783/2
391.5 + 83 (more) =
557.5
helppppppppppppppppppp WILLLLLLLL MARK BRAINLIST
The degree measure of each exterior angle of a regular octagon is represented by the expression 7x - 4. SOLVE FOR X.
Answer:
x = 4/7
Step-by-step explanation:
7x - 4
7x = 4
x = 4/7
Are the truss triangles ABD and BFC congruent? Which postulate did you use for your proof? Which engineer was correct?
Engineer Natalie's statement is that ΔABD is congruent to ΔCBF by Side Angle Side rule of congruency
Engineer Emma's statement is that ΔABD is congruent to ΔCBF by Side Side Side rule of congruency
if there are 40% girls in a class .if there are 35 girls in a class ,find the number of boys
Answer: Girls: 20
Boys: 30
Step-by-step explanation: 40% of 50 is 20, which means there are 20 girls.
Subtract 50-20 to get the number of boys, which is 30.
Answer:
If you asked the correct question, the answer would be 52.5 boys.
But, I believe the correct question is "In a class of 35 students, 40% are girls. Determine the number of boys." And the answer is 21 boys.
Step-by-step explanation:
At the city museum, child admission is 6.30 and adult admission is 9.50. On Saturday, three times as many adult tickets as child tickets were sold for total sales of $1113.60 . How many child tickets were sold that day?
Answer:
15child tickets
Step-by-step explanation:
$113.60÷4=28.4
28.4×3=85.2
113.60-85.2=100:6.3=15
PLEASE HELP ASAP Here is the question afterward:
17 (1/5) × 17,5 = 301
,..,.
1 11
2 19
What is the equation of the line passing through the points 20 and 3 12 in slope-intercept form?
?
2)
3
3 1
Oy-3
-
-
PLS HURRY AND ANSWER I HAVE 10 minutes left
The answer is y = 12x - 24
Use the form y = mx + b
If the points are (2, 0) and (3, 12) the slope is 12 which gives us m.
Since every time you go backwards once it goes down 12, (1, -12) is a point and then (0, -24) is a point that shows us the y-intercept which gives us b.
Suppose you graph the point's time and distance and your friend graphs distance time how will your grass be different
Answer: ABC EASY AS 123
Step-by-step explanation:
FIRST-PERSON GETS 30 POINTS!!! Can someone please help me with numbers 5 and 6?
Answer:
Step-by-step explanation:
5. 50
and im stuck on 6
Answer:
Step-by-step explanation:
you said your scale factor is 0.66 then your area of 84 units*(2/3) = 56
I need help with number 15 please help
Answer:
15.2 , 21.5 , 27.9 , 29.5
Step-by-step explanation:
please give brainliest and help me on my recent
Brenda has 500 in her bank account Every week she withdraws 50 for miscellaneous exspeses How many weeks can she withdraw the money if she wants to mantain a balance of at least 200
Answer:
4 weeks
Step-by-step explanation:
x = 6 + 3t2, y = 4 + 2t3, 0 ≤ t ≤ 3. Find the exact length of the curve. x = 6 + 3t 2, y = 4 + 2t 3, 0 ≤ t ≤ 3.
The exact length of the curve represented by x = 6 + 3t^2 and y = 4 + 2t^3, where 0 ≤ t ≤ 3, can be found by evaluating the integral ∫[0,3] 6t√(1 + t^2) dt.
To find the exact length of the curve represented by the parametric equations x = 6 + 3t^2 and y = 4 + 2t^3, where 0 ≤ t ≤ 3, we will use the arc length formula. The length of the curve is the integral of the square root of the sum of the squares of the derivatives of x and y with respect to t.
We start by finding the derivatives of x and y with respect to t:
dx/dt = 6t
dy/dt = 6t^2
Next, we calculate the integrand for the arc length formula:
√[(dx/dt)^2 + (dy/dt)^2] = √[(6t)^2 + (6t^2)^2] = √(36t^2 + 36t^4) = 6t√(1 + t^2)
Now, we can set up the integral to find the length of the curve:
Length = ∫[0,3] 6t√(1 + t^2) dt
To evaluate this integral, we can use a suitable technique such as substitution or integration by parts. After evaluating the integral, we will have the exact length of the curve between t = 0 and t = 3.
In conclusion, the exact length of the curve represented by x = 6 + 3t^2 and y = 4 + 2t^3, where 0 ≤ t ≤ 3, can be found by evaluating the integral ∫[0,3] 6t√(1 + t^2) dt.
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Find 548 + 224 mentally by making a ten.Put the steps in order to find the sum.224 = 2 + 22 + 200548 + 2 = 550550 + 22 = 572Г572 + 200 = 772
we have
548+224
so
224=2+22+200
548+2=550
550+22=572
572+200=772
The order in the picture is correct
A 5.0L vessel of gas is held at °C. What will be the new volume if the temperature is doubled?
The new volume of the gas will be 10.0 L. The temperature of the gas has doubled from its initial value while the volume of the gas has also doubled from its initial value. The volume of the gas is directly proportional to the temperature of the gas.
A vessel contains gas at constant pressure and volume. When the temperature of the gas is increased, its volume will increase too. The volume of the gas is directly proportional to the temperature of the gas. This relationship between the volume of the gas and its temperature can be represented mathematically using the equation:
V₁ / T₁ = V₂ / T₂
where:
V₁ is the initial volume,
T₁ is the initial temperature,
V₂ is the new volume, and
T₂ is the new temperature.
The initial volume of the gas, V₁, is 5.0 L. If the temperature of the gas is doubled, the new temperature will be 2°C = 273 + 2 = 275 K.
The new volume of the gas, V₂, can be calculated as follows:
V₁ / T₁ = V₂ / T₂
5.0 / T₁ = V₂ / (2 T₁)
2 V₁ = V₂
V₂ = 2 V₁
V₂ = 2 (5.0) = 10.0 L
Therefore, the new volume of the gas will be 10.0 L. The temperature of the gas has doubled from its initial value while the volume of the gas has also doubled from its initial value. The volume of the gas is directly proportional to the temperature of the gas.
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What is the equation of the line that passes through the point (5,-5) and has a slope of -1/5
Considering the definition of a line, the equation of the line that passes through the point (5, -5) and has a slope of -1/5 is y= -1/5x -4.
Linear equationA linear equation o line can be expressed in the form y = mx + b
where
x and y are coordinates of a point.m is the slope.b is the ordinate to the origin and represents the coordinate of the point where the line crosses the y axis.Line in this caseIn this case, you know that:
The line has a slope of -1/5.The line passes through the point (5, -5).Substituting the value of the slope m and the value of the point in the expression of a line, the value of the ordinate to the origin b can be obtained as follow:
-5= -1/5×5 + b
-5= -1 + b
-5 +1= b
-4= b
Finally, the equation of the line is y= -1/5x -4.
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How much will it cost to pour a circular slab 18 ft in diameter by 3 in. For a patio if the concrete costs $40.00 per cubic yard? (1 cubic yard = 27 cubic feet)
Answer:
$94.24
Step-by-step explanation:
Given :
Diameter of circular slab = 18feet
Thickness of slab = 3 inches ; inches to ft = 3 /12 = 0.25 feets
Volume of slab = πd²t/4 = (π*18²*0.25) / 4 = 63.6 ft³
1 cubic yard = 27 feet
Volume in yard = 63.6 / 27 = 2.356 yd³
Concrete = $40 per yd³
Cost = $40 * 2.356 = $94.24
\(\frac{3}{5} x-\frac{1}{3} x=x-1\)
Answer:
As an improper fraction: \(15/11\)
As a mixed number: \(1 \frac{4}{11}\)
As a decimal: 1.36
Step-by-step explanation:
\(3/5x - 1/3x = x - 1\)
Find a common denominator between 5 and 3 (15)
\((3 * 3) / 15x - (1 * 5) / 15 = x - 1\)
\(9/15x - 5/15 = x - 1\)
Subtract the fractions
\(4/15x = x - 1\)
Subtract x from both sides of the equation
\(-11/15x = -1\)
Multiply both sides of the equation by 15/-11 to simplify
x = 15/11
Hope this helps :)
Answer:
Exact Form:
x = 15/11
Decimal Form:
x = 1.36
Mixed Number Form:
x = 1(4)/(11)
Step-by-step explanation:
(3)/(5)x-(1)/(3)=x-1
Simplify (3)/(5)x-(1)/(3)x
(4x)/(15)=x-1
Move all terms containing x to the left side of the equation.
-(11x)/(15)=-1
Multiply both sides of the equation by -(15)/(11)
-(15)/(11)(-(11)/(15))= -(15)/(11) . -1
Simplify both sides of the equation.
(15)/(11)
The result can be shown in multiple forms.
Exact Form:
x = 15/11
Decimal Form:
x = 1.36
Mixed Number Form:
x = 1(4)/(11)
Your realized income is $2,412. 54/month. How much discretionary monies do you have each month?
Because you want to set aside three months' worth of fixed expenses for an emergency fund, the sum saved each month comes to \($416.70.\)
What is interest?In mathematics, interest is the fee or payment made for using borrowed funds; it is typically stated as a percentage of the principal sum. Interest can be divided into two categories.
Simple Interest is computed solely using the principal of the debt or investment. I = PRT, where P is the capital, R is the interest rate per period, and T is the time period, is the formula for simple interest.
Given,
The monthly wage is \($2,415.64\) dollars.
After expenses, discretionary funds equal 54% of monthly revenue.
Fixed monthly expenses equal \((100–54%)%\) of overall monthly income.
\(= 46%\) of monthly gross revenue
\(= 0.46 × 2,415.64\)
\(= $ 1,111.1944\)
Thus, the fixed expenditures for three months equal three times the fixed expenses for one month.
\(= 3 × 1,110.5544 = $ 3331.6632\)
This money will be conserved in 8 months, so
As a result, the monthly savings equal 1/8 of \($ 3331.6632\) .
\(= $ 416.6979 ≈ $ 416.70\)
Therefore, Because you want to set aside three months' worth of fixed expenses for an emergency fund, the sum saved each month comes to \($416.70\) .
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The above question is incomplete, the complete question is given below:
Your realized income is $2,415.64/month, and 54% are discretionary monies. If you want to save 3 months of fixed expenses for an emergency fund, how much must you save each month to fund it in 8 months
Can someone help me with this work
Step-by-step explanation:
1) x - 1 = - 11
x = - 11 + 1
x = - 10
2) 9k = 54
k = 54/9
k = 6
3) 14 + r = 16
r = 16 - 14
r = 2
Answer:
X= -10
K= 6
R= 2
Step-by-step explanation:
You first want to isolate the variable and make sure that whatever you do to one side of an inequality or equation you must do to the other.
Perpendicular to y = -x + 7 through (4, -6)
Answer:
y=x-10
Step-by-step explanation:
y=ax+b - linear equation
y=-x+7
a=-1
y=cx+d - perpendicular equation to y=ax+b
a*c=-1
(-1)*c=-1
c=1
y=x+d
(4,-6) => x=4, y=-6
y=x+d => -6=4+d
d=-10
y=x-10