Answer:
\(Rate = 1\)
Step-by-step explanation:
Given
\(g(x) = x + 7\)
Interval: (-2,4)
Required
Determine the average rate of change
This is calculated using:
\(Rate = \frac{g(b) - g(a)}{b-a}\)
Where:
\((a,b) = (-2,4)\)
So, we have:
\(Rate = \frac{g(4) - g(-2)}{4-(-2)}\)
\(Rate = \frac{g(4) - g(-2)}{4+2}\)
\(Rate = \frac{g(4) - g(-2)}{6}\)
Calculate g(4) and g(-2)
\(g(4) = 4 + 7 = 11\)
\(g(-2) = -2 + 7 = 5\)
So:
\(Rate = \frac{11 - 5}{6}\)
\(Rate = \frac{6}{6}\)
\(Rate = 1\)
Hence, the average rate of change is 1
-3≤4-7x<18
How to solve inequality
Answer:−
-2 < x ≤ 1
Step-by-step explanation:
A relationship is represented by the equation y = x - 12 which of the following tables best represent the equation
A table that best represent the equation include the following: H. table H.
How to determine the table that best represent the equation?In order to determine the table that best represent the equation, we would have to substitute each of the values of x (x-values) into the linear function and then evaluate as follows;
When the value of x = 1 in table F, the linear function is given by;
y = x - 12
y = 1 - 12
y = -11 (False).
When the value of x = 0 in table G, the linear function is given by;
y = x - 12
y = 0 - 12
y = -12 (True).
When the value of x = 2 in table G, the linear function is given by;
y = x - 12
y = 2 - 12
y = -10 (False).
When the value of x = 0 in table H, the linear function is given by;
y = x - 12
y = 2 - 12
y = -10 (True).
When the value of x = 4 in table H, the linear function is given by;
y = x - 12
y = 4 - 12
y = -8 (True).
When the value of x = 6 in table H, the linear function is given by;
y = x - 12
y = 6 - 12
y = -6 (True).
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Missing information:
The question is incomplete and the complete question is shown in the attached picture.
What is the value of A in this equation? sin(53.2°) = cos(A)
(I need this answer ASAP please)
Answer:
\(A= 35.8\)
Step-by-step explanation:
Given
\(sin(53.2) = cos(A)\)
Required
Find A
In trigonometry
\(sin(\alpha) = cos(\theta)\)
Then
\(\alpha + \theta = 90\)
So, this gives:
\(54.2 + A= 90\)
Make A the subject
\(A= 90-54.2\)
\(A= 35.8\)
What is the inverse of the function below?
f(x) = 3^x
---
OA 1-1(x) = logg
.
B. -() = log, 3
c. 1-2(1) = 3log(7)
D. 12() = log(31)
Original: y = 3^x
---To find the inverse, switch the x and y, then solve for y.
Inverse: x = 3^y
---Take the log base 3 of both sides to get y by itself
Answer: \(log_{3}(x) = y\)
\(y = log_{3}(x)\)
Hope this helps!
What else would need to be congruent to show that ABC DEF by SAS? E AA. А B OA. BC = EF B. CF OC. ZA ZD D. AC = OF F Given: AC = DF CE F
The two triangles exist congruent if they contain two congruent corresponding sides and their contained angles exist congruent.
Let \($&\overline{A B} \cong \overline{D E} \\\) and \($&\overline{A C} \cong \overline{D F}\)
Angle between \($\overline{A B}$\) and \($\overline{A C}$\) exists \($\angle A$\).
Angle between \($\overline{D E}$\) and \($\overline{D F}$\) exists \($\angle D$\).
Therefore, \($\triangle A B C \cong \triangle D E F$\) by SAS, if \($\angle A \cong \angle D$$\).
What is SAS congruence property?Given:
\($&\overline{A B} \cong \overline{D E} \\\) and
\($&\overline{A C} \cong \overline{D F}\)
According to the SAS congruence property, two triangles exist congruent if they contain two congruent corresponding sides and their contained angles exist congruent.
Let \($&\overline{A B} \cong \overline{D E} \\\) and \($&\overline{A C} \cong \overline{D F}\)
Angle between \($\overline{A B}$\) and \($\overline{A C}$\) exists \($\angle A$\).
Angle between \($\overline{D E}$\) and \($\overline{D F}$\) exists \($\angle D$\).
Therefore, \($\triangle A B C \cong \triangle D E F$\) by SAS, if \($\angle A \cong \angle D$$\).
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Cylinders, 8th grade is hard amiright
Answer:
3799.4 in^3
Step-by-step explanation:
11^2 * 3.14 * 10
121 * 3.14 * 10
379.94 * 10
3799.4
Graph the system of inequalities. Then use your graph to identify the point that
represents a solution to the system.
x + y2 3
x-3y< 2
(6, 1)
(8,-1)
(6,2)
O (6,-2)
The coordinates in the solution to the systems of inequalities graphically is (6, 2)
Solving the systems of inequalities graphicallyFrom the question, we have the following parameters that can be used in our computation:
x + y > 3
x - 3y < 2
Next, we plot the graph of the system of the inequalities
See attachment for the graph
From the graph, we have solution to the system to be the shaded region
The coordinates in the solution to the systems of inequalities graphically is (6, 2)
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you are helping your sister plan her sweet 16. the venue you want to host it at charges $75 for every 3 guest as well as a rental deposit of $200 write an equation to determine the total party cost
Answer:
y = 25x + 200
Step-by-step explanation:
y = the total cost of the party
x = the number of guests
75/3 = 25
25 is the cost per guest.
Helping in the name of Jesus.
Select the appropriate response.
An isosceles triangle has vertices at (1,1) and (3, 3). Which of the following could be
the coordinates of the third vertex?
A. (2.1)
B. (3.2)
C. (4,1)
D. (5,1)
Choose
Answer:
D. (5,1)
Step-by-step explanation:
Because it is an isosceles triangle, the next point we choose must result in two sides with the same length. This means that either the two new sides are equal, or that one of the new sides is equal to the original side. If we wanted both of the new sides to be equal, they would have to be equal distance from the new point and one of the points of the original line. However, none of the options result in both new lines being the same length.
(2,1) would result in one new length being 1 unit long (2-1 x-coordinates) and the other being square root 5 (distance from point 2,1 to point 3,3 minus both coordinates and use Pythagoras). Points 3,2 and 4,1 yield the same result: Length 1=1 unit length 2=square root 5. Length 1 = 3 unit, length 2 = square root 5.
Therefore we are looking for a point which instead yields one length which is the same length as the original. The original length was 2^2 + 2^2 = c^2 = square root 8.
If we try the point 5,1 then we get two lengths of 4 and square root 8, it forms a isosceles triangle whose base line is parallel to the x-axis.
Sorry is my explanation was confusing, it's much easier to try and draw it on a grid and visualize it. Basically the overall idea is to test the side values you get by finding the distance between the points and going with the option which results in two sides with the same length.
Hope this helped!
Answer:
D. (5,1)
Step-by-step explanation: Because it is an isosceles triangle, the next point we choose must result in two sides with the same length. This means that either the two new sides are equal, or that one of the new sides is equal to the original side. If we wanted both of the new sides to be equal, they would have to be equal distance from the new point and one of the points of the original line. However, none of the options result in both new lines being the same length.
(2,1) would result in one new length being 1 unit long (2-1 x-coordinates) and the other being square root 5 (distance from point 2,1 to point 3,3 minus both coordinates and use Pythagoras). Points 3,2 and 4,1 yield the same result: Length 1=1 unit length 2=square root 5. Length 1 = 3 unit, length 2 = square root 5.
Therefore we are looking for a point which instead yields one length which is the same length as the original. The original length was 2^2 + 2^2 = c^2 = square root 8.
If we try the point 5,1 then we get two lengths of 4 and square root 8, it forms a isosceles triangle whose base line is parallel to the x-axis.
Sorry is my explanation was confusing, it's much easier to try and draw it on a grid and visualize it. Basically the overall idea is to test the side values you get by finding the distance between the points and going with the option which results in two sides with the same length.
a line through (2.4) with slope 0
Answer:
y= 4
Step-by-step explanation:
y-b=m(x-a)
y-4=0(x-2)
y-4=0
y=4
Milk is leaking from a carton at a rate of 3 mL/min. There is 1.2 L of milk in the carton at 11:00 a.m. At what time will 450 mL of milk be left in the carton?
9514 1404 393
Answer:
3:10 p.m.
Step-by-step explanation:
The amount that will have leaked is ...
1200 mL -450 mL = 750 mL
The time required for this amount to leak out is ...
(750 mL)/(3 mL/min) = 250 min = 4 h, 10 min
There will be 450 mL left in the carton at 3:10 p.m.
Given a circle with a diameter of 4, what is the circumstances
Answer:
4π
Step-by-step explanation:
circumference = πd
circumference = π × 4
circumference = 4π
How do you write 150% as a fraction or mixed number in simplest form? how
Answer: 150% can be written as a fraction as 3/2 or a mixed number as 1 1/2.
Step-by-step explanation: The fraction form is obtained by dividing 150 by 100 and simplifying the fraction to its simplest form.
A manufacturer of potato chips would like to know whether its bag filling machine works correctly at the 434 gram setting. It is believed that the machine is underfilling the bags. A 9 bag sample had a mean of 431 grams with a variance of 144. A level of significance of 0.01 will be used. Assume the population distribution is approximately normal. Is there sufficient evidence to support the claim that the bags are underfilled
Answer:
No, there is not sufficient evidence to support the claim that the bags are underfilled
Step-by-step explanation:
A manufacturer of potato chips would like to know whether its bag filling machine works correctly at the 434 gram setting.
This means that the null hypothesis is:
\(H_{0}: \mu = 434\)
It is believed that the machine is underfilling the bags.
This means that the alternate hypothesis is:
\(H_{a}: \mu < 434\)
The test statistic is:
\(z = \frac{X - \mu}{\frac{\sigma}{\sqrt{n}}}\)
In which X is the sample mean, \(\mu\) is the value tested at the null hypothesis, \(\sigma\) is the standard deviation and n is the size of the sample.
434 is tested at the null hypothesis:
This means that \(\mu = 434\)
A 9 bag sample had a mean of 431 grams with a variance of 144.
This means that \(X = 431, n = 9, \sigma = \sqrt{144} = 12\)
Value of the test-statistic:
\(z = \frac{X - \mu}{\frac{\sigma}{\sqrt{n}}}\)
\(z = \frac{431 - 434}{\frac{12}{\sqrt{9}}}\)
\(z = -0.75\)
P-value of the test:
The pvalue of the test is the pvalue of z = -0.75, which is 0.2266
0.2266 > 0.01, which means that there is not sufficient evidence to support the claim that the bags are underfilled.
what is the mathmatical property of 7+(5-8)=(7+5)-8 out of Communicative and assoiative propetys and the other 2
Answer:
This demonstrates the associative property of addition which states that a + (b + c) = (a + b) + c. Basically, it states that it doesn't matter which order you add numbers in, you will always get the same result.
Solve 15 - 8x > 3 - 2x and write the solution in interval notation.O Interval notation solution:O No solution
Add 8x to both sides
\(\begin{gathered} 15-8x+8x>3-2x+8x \\ 15>3+6x \end{gathered}\)Subtract 3 from both sides
\(\begin{gathered} 15-3>3-3+6x \\ 12>6x \end{gathered}\)Divide both sides by 6
\(\begin{gathered} \frac{12}{6}>\frac{6x}{6} \\ 2>x \\ x<2 \end{gathered}\)Interval notation solution: x < 2
if mKH=234 degrees and mPF = 42 degrees , find m< KIH
SOLUTION:
Step 1:
In this question, we are given the following:
This is a good application of Intersecting secant theorem for example:
I would give you a few minutes to go through the solution. If you don’t have anymore questions, I would be ending the session.Please, note that the solution to this problem can also always be found at brainly.com. I’d really appreciate you letting me know how I did by rating our session after you exit. Thanks and have a nice day.Step 2:
Now, from the question, we can see that:
\(\begin{gathered} m\text{ }\angle KIH\text{ = }\frac{1}{2}(\hat{mKH}\hat{+mPF}\text{ )} \\ where \\ \hat{\text{mKH }}=234^0 \\ \hat{\text{mPF}}=42^0 \end{gathered}\)Then, we have that:
\(m\angle KIH\text{ = }\frac{1}{2}(234^0+42^0)\text{ = }\frac{1}{2}(276)=138^0\)CONCLUSION:
The final answer is:
\(m\text{ }\angle KIH=138^0\)I need help please.
Sako makes 11 cakes to share equally among 5 people. How many cakes does each person get?
Answer: 2 cakes and 2 slices of an extra ( assuming its cut into 10 slices)
Step-by-step explanation:
11 divided by 5 is equal to 2.2
in this case, 11 cakes divided by 5 friends is equal to 2 cakes and 2 slices.
normally you would just give them 2 cakes each (if you had 10 cakes) but you have 1 left over. So unless Sako wanted a cake as well, that's the answer(if she did, it would only be 2 cakes, no extra slices).
Answer: two and one fifth cakes
Step-by-step explanation:
Find the perimeter of the rectangle. Then, find the area of the rectangle. Round your
answer to the nearest tenth, if necessary.
(Lesson 2-3)
Solution :
solve by considering data :
The perimeter of a rectangular pool is 56 meters. If the length of the pool is 16 meters, then find its width.
Here the perimeter and the length of the rectangular pool are given. We have to find the width of the pool.
The perimeter P of a rectangle is given by the formula, P=2l+2w, where l is the length and w is the width of the rectangle.
Given that, the perimeter is 56 meters and the length is 16 meters. So, substitute these values into the formula.
56=2(16)+2w
Simplify.
56=32+2w
Subtract 32 from both sides.
24=2w
Divide each side by 2 .
12=w
Therefore, the width of the rectangular pool is 12 meters.
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What is the quotient in simplest form? State any restrictions on the variable.
The given expression:
\(\frac{z^2-4}{z-3}\div \frac{z+2}{z^2+z-12}\)Apply the fraction rule:
\(\begin{gathered} \frac{\frac{a}{b}}{\frac{c}{d}}=\frac{a\cdot \:d}{b\cdot \:c} \\ =\frac{\left(z^2-4\right)\left(z^2+z-12\right)}{\left(z-3\right)\left(z+2\right)} \end{gathered}\)Cancel out (z - 3)(z + 2):
\(=\left(z-2\right)\left(z+4\right)\)Therefore,
\((z-2)(z+4)=z^2+2z-8\)Therefore, the quotient in simplest form is
\(z^2+2z-8\)The restrictions are that none of the cancelled factors can be 0, so z ≠ 3 and z ≠- 4.
Nick's science class is observing the growth rate of a tomato plant. The tomato plant grows 3 cm every week for 12 weeks. What is the total growth of the tomato plant during these 12 weeks?
Answer:
36 cm
Step-by-step explanation:
Because the plant is growing the same amount each week you would take 12(3) and get 36 cm at the end of the 12 weeks.
what does it mean by median? i know that’s middle but like equal or? i need help solving
Answer:
Step-by-step explanation:
im pretty sure it basically means its perfectly bisected the middle of the bottom line if that make sense
so basically both sides of the line are equal so you can set them equal to each other
-2x = -3x - 2
x = -2
hope this helps <3
Identify the sample space in the following tree diagram
A.) H, T
B.) TTT, TTH, THT, THH, HTT, HTH, HHT, HHH
C.) HHH, THH, TTH, TTT
D.) HT, TH, TT, HT
There are 2 sides per coin, and 3 flips, so 2^3 = 8 total items in the sample space
HHHHHTHTHTHHHTTTHTTTHTTTTracing each branch from left to right will help form the 8 different outcomes. For instance, if you go along the upper most path of the upper tree, then you'll get HHH meaning you got 3 heads in a row. The next branch down would be HHT, and so on.
Answer the questions below to find the total surface area of the can.
Ab=3.14xRadious to the power of 2
then to the area of the rectange you do B x H = YOUR ANSWER
In which set of points is y a function of x? A. {(1, -2), (0, 1), (1, 1), (1, 2)} B.{(1, 2), (0, 1), (1, 2), (1, 1)} C.{(2, 1), (0, 1), (1, 0), (2, 1)} D.{2, 2), (1, 1), (0, 1), (-1, -1)}
Answer:
D
Step-by-step explanation:
There is no repeated x
The required set of points is y a function of x is C.{(2, 1), (0, 1), (1, 0), (2, 1)}. Option C is correct.
What is set?Sets are an orderly collection of items in mathematics that can be expressed in set-builder or roster form.
A function is a set of ordered pairs where each value of x has only one corresponding value of y. In other words, for a function, there can be only one value of y for each value of x.
So, among the sets of points given, set D, A, and C is not a function of x because the value x=1 has two corresponding values of y.
Therefore, the set of points in which y is a function of x is set C.{(2, 1), (0, 1), (1, 0), (2, 1)} because, for each value of x, there is only one corresponding value of y.
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WILL MARK BRAINLIEST
Use the function below to find F(3)
F(x)=(1/5)^x
The value of the function F(3) will be 1/125. It is obtained by putting the value 3 in the place of x.
What is a function?A connection between independent variables and the dependent variable is defined by the function. Functions help to represent graphs and equations.
A function is represented by the two variables one is dependent and another one is an independent function. The relation between them is shown as y if dependent and x is the independent variable.
F(x)=(1/5)ˣ
F(3)=(1/5)³
F(3)=1/125
Hence, the value of the function F(3) will be 1/125.
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Answer fast please
Brainliest for correct answer
Answer:
Put the arrow facing the left with a non-filled up dot at the point between 31 and 32.
Step-by-step explanation:
x < 31.5 means that x is lesser than 31.5 and so x cannot be 31.5 itself.
< means lesser.
> means more than.
A filled up dot means that the number itself is included in the values of x.
A non-filled up dot means that the number itself is not included in the values of x.
An arrow facing left means lesser than that number.
An arrow facing right means more than that number.
Since 31.5 is not included in the values of x, we will be using the non-filled up dot.
Bentley had 17 pencils. Kerry
had 32 pencils. How many
more pencils does Kerry have
than Bentley?
Bentley had 17 pencils. Kerry
had 32 pencils. How many
more pencils does Kerry have
than Bentley?
Solution:-Number of pencils Bentley had = 17 pencils.
Number of pencils Karry had = 32 pencils.
Number of pencils Karry have more than Bentley = 32 - 17 = 15
Answer:-Karry have 15 pencils more than Bentley.
Use what you know about zeros of a function and end behavior of a graph to choose the graph that matches the function f(x)=(x-3)(x-1)(x+1).
The graph of the function f(x)=(x-3)(x-1)(x+1) is given by the image presented at the end of the answer.
How to construct the graph of the function?The function for this problem is defined as follows:
f(x)=(x-3)(x-1)(x+1).
The product is written as a product of it's linear factors, hence the x-intercepts are given as follows:
x = 3.x = 1.x = -1.The y-intercept of the function is given as follows:
f(0) = -3(-1)(1) = 3.
The end behavior is given as follows:
Decays to left, as negative infinity cubed is negative.Increases to right, as infinity cubed is positive.More can be learned about functions at https://brainly.com/question/24808124
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