9514 1404 393
Answer:
y = -6x +9
y = 9·(1/3)^x
Step-by-step explanation:
In each case, the y-intercept is 9.
Linear
The slope is rise/run = (3-9)/(1-0) = -6, so the equation is ...
y = mx + b . . . . . . . slope m, intercept b
y = -6x +9
Exponential
The ratio of value at x=1 to that at x=0 is 3/9 = 1/3. That is the "growth factor," so the equation is ...
y = 9·(1/3)^x
Select the correct choices to complete the sentence. Find the Error A student was finding the ordered pair for point Y(1.5,−2) after its reflection across the x-axis. Y(1.5,−2) →Y'(−1.5,−2) Complete the following statement explaining the mistake this student made and how to correct it. This student wrote the ordered pair for a reflection across the , 1 of 3. Select Choice , not the , 2 of 3. Select Choice . The correct ordered pair for point Y' is , 3 of 3. Select Choice
The reflection across the x-axis of Y(1.5, -2) is Y'(1.5, 2). Y(1.5,−2) →Y'(−1.5,−2) represents reflection across the y-axis.
What is an ordered pair?
An ordered pair is made up of the ordinate and the abscissa of the x coordinate, with two values given in parenthesis in a certain sequence. In order to understand a point visually, it can be helpful to position it on the Cartesian plane. An ordered pair's numerical values may be fractions or integers.
The rule of reflection over the x -axis is A(x,y) → A'(x,-y)
The rule of reflection over the y -axis is A(x,y) → A'(-x,y).
A student finds that the reflection across the x-axis of Y(1.5,−2) is Y'(−1.5,−2).
Student follows the rule of reflection over the y -axis is A(x,y) → A'(-x,y).
Therefore students do mistake to consider a wrong formula.
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9/12 ÷ 3/12 = ??????
Answer: 9/12 ÷ 3/12 is 3.
Step-by-step explanation: Do the KFC.
K. Keep.
F. Flip the second term to 12/3.
C. Change the ÷ into ×. Then, solve.
9 x 12 is 108, and 3 x 12 is 36.
108 ÷ 36 = 3.
Select the correct answer.
Evaluate the following expression when x = -4 and y = 4.
x
6
−
x
4
y
A.
1
,
025
4
B.
1
,
023
4
C.
16
,
385
4
D.
−
1
,
023
4
Answer:
1023/4
Step-by-step explanation:
shown in the picture
Warning
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Question 1 (Multiple Choice Worth 2 points)
(Effects of Changes in Data MC)
The heights of 11 plants, in inches, are listed.
14, 15, 16, 16, 17, 17, 17, 18, 18, 19, 22
If another plant with a height of 14 inches is added to the data, how would the range be impacted?
The range of the data is the difference between the highest and lowest values, which is 8 inches. Adding another plant with a height of 14 inches would not change the range, so the range would remain 8 inches.
What is data?Data is a collection of facts, figures, or information that can be processed and used to draw conclusions or make decisions. It can be stored in a variety of formats, including numerical, text, images, audio, and video. Data can be collected from a variety of sources, such as surveys, observations, experiments, or transactions. It can be used to inform decisions in areas such as business, health care, education, and research. Data can be analyzed to gain insight, develop strategies, identify trends, and make predictions. Data is a valuable resource and is increasingly important in today's digital age.
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14x^2y+4x-7xy-2=(2x-1)
Answer:
(2x -1) (7xy+2)
Step-by-step explanation:
Rewrite the equation as follows:
(14x^2y - 7xy) + (4x -2)
Factor 7xy from the first term and 2 from the second term:
7xy(2x -1 ) + 2 ( 2x -1)
Factor (2x-1) from each term to get
(2x -1) ( 7xy + 2)
You can multiply this out to verify the answer.
Equation
a. ŷ=3x-2
Slope
write an expression for the quotient of 9 and c
Answer:
\(\frac{9}{c}\)
Step-by-step explanation:
Your coach said to spin no less than 27 minutes practicing each day if you practice for 9 in the morning how many more minutes do you need to practice
Answer:
18
Step-by-step explanation:
first find the total 27min then you find the amount he already practiced 9min. now you have everything you need. if you here, how many more, it usually means subtract. so 27-9=D is the formulated answer
Look for factors that will help you determine what type of economy exists in Country A.
Based on the clues in this passage, what type of economy does Country A have?
developed
developing
transitioning
command
Based on the limited information provided, it is not possible to definitively determine the type of economy in Country A. More specific details and factors would be necessary to make a conclusive determination.
Please help me in this 4th grader question, i was sick over the weekend
Answer:
\( = 825 - 657 \\ = 168answer.\)
Step-by-step explanation:
MARK ME AS A BRAINLIST PLZ
Answer:
825 - 657 = 168This is the answer, hope it helps you!!
Ms. Slaughter's homeroom recorded the total number of books read per month.
In November, they read 65 books, and in December they read 52 books. What
was the approximate percent decrease from November to December?
Helpppp work due today :/
Answer:
20%
Step-by-step explanation:
Let's set up an equation:
65-x%(65)=52
Let's change x% into x/100 to make calculations easier
65-x/100(65)=52
65-13x/20=52
Subtract 65 from both sides
-13x/20=-13
Multiply 20 to both sides to get rid of the fraction
-13x=-260
Divide -13 from both sides to isolate x
x=20
20%
Wich phrase represents this expression 7x4+3
Answer: 3y+7x=4.
Step-by-step explanation: took the test
Eight rolls of paper towels cost $4.80. At the same unit rate, how much will six rolls of paper towels cost?
Answer:
10
Step-by-step explanation:
What is the constant in 12r + r/2-19
Answer:
constant is - 19
Step-by-step explanation:
the constant is the term in an expression with no variable attached to it.
12r + \(\frac{r}{2}\) - 19
the only term without the variable r attached to it is - 19
then the constant term is - 19
Φ1 = ∬S1 (-2u^6cos(v) - 2u^3sin(v)) du dv
= ∫(0->1) ∫(0->2π) (-2u^6cos(v) - 2u^3sin(v)) dv du
\(\begin{align}\sf\:\Phi_1 &= \iint_{S_1} (-2u^6\cos(v) - 2u^3\sin(v)) \, du \, dv \\ &= \int_{0}^{1} \int_{0}^{2\pi} (-2u^6\cos(v) - 2u^3\sin(v)) \, dv \, du \end{align} \\\)
The base area of a swimming pool is 192m³.the Dept of the swimming pool is 1.8cm.find the volume of the water the swimming pool can hold. please answer as soon as possible and please follow ❣️
The swimming pool can hold a volume of 3.456 cubic meters of water.
The volume of water that the swimming pool can hold can be calculated by multiplying the base area of the pool by its depth. In this case, the base area is given as 192 m² and the depth is 1.8 cm.
However, it is important to note that the depth should be converted to meters before performing the calculation.
To convert 1.8 cm to meters, we divide it by 100 (since there are 100 centimeters in a meter):
Depth = 1.8 cm ÷ 100 = 0.018 m
Now we can calculate the volume of water using the formula:
Volume = Base Area × Depth
Substituting the given values, we get:
Volume = 192 m² × 0.018 m = 3.456 m³
Therefore, the swimming pool can hold a volume of 3.456 cubic meters of water.
In the explanation, we use the formula for calculating the volume of a rectangular prism, which is given by multiplying the base area by the depth. We convert the depth from centimeters to meters and then substitute the given values into the formula to find the volume of water that the swimming pool can hold, which is 3.456 cubic meters.
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Which two values of x are roots of the polynomial below?
x2 + 5x + 11
-5-7-19
=
2
A. x =
B. x = -5+ ,l-19
x=5* 477
=
2
O C. X =
2
D. X=
-5 + V69
2
E. x =
5 - 17
2
-5
OF. x: 5-769
F. =
2
Answer:
I'm sorry, I don't understand the question or the answers well. could you repost?
Step-by-step explanation:
need help asap please
Answer:
4.77*10^5<7.47*10^5
Step-by-step explanation:
4.77*10^5=477000
7.47*10^5=747000
Which function represents exponential growth?
f(x) = 3x
f(x) = x3
f(x) = x + 3
f(x) = 3x
The function that represents exponential growth is f(x) = 3x. Exponential growth is a type of growth in which the growth rate of a quantity increases over time, resulting in a continuously accelerating rate of growth.
In this function, the base of the exponent is 3, which means that the growth rate is tripling with each increase of x.
This is a characteristic of exponential growth.
Exponential growth can be seen in many real-world situations, such as population growth, compound interest, and the spread of diseases.
In each of these cases, the growth rate increases over time, leading to exponential growth.
The function f(x) = 3x is an example of exponential growth because it represents a situation in which the growth rate is increasing over time.
In summary, the function that represents exponential growth is f(x) = 3x.
Exponential growth is a type of growth in which the growth rate increases over time, leading to a continuously accelerating rate of growth.
This type of growth can be seen in many real-world situations and is characterized by a base exponent that is greater than one.
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please help i might give brainlist
The conversion factor for liters to gallons is 1 gallon / 3.8 liters
What is an equation?An equation is an expression that shows the relationship between two or more numbers and variables using mathematical operations. An equation can be linear, quadratic, cubic and so on, depending on the degree of the variable.
1 gallon = 3.8 liters
Conversion factor for liters to gallons = 1 gallon / 3.8 liters
The conversion factor is 1 gallon / 3.8 liters
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Fernando can run 600 meters
in 5 minutes. At this rate,
how many minutes would it
take him to run 1,500
meters?
Answer:
12.5 minutes
Step-by-step explanation:
Given that,
Fernando can run 600 meters in 5 minutes.
We need to find how many minutes would it take him to run 1500 meters.
ATQ,
600 m = 5 min
1 m = (5/600) min
For 1500 m,
\(t=\dfrac{5}{600}\times 1500\\\\t=12.5\ min\)
So, it will take 12.5 minutes to run 1500 m.
3x + 4 = 7x -8 find the answer
Answer:
3 lol
Step-by-step explanation:
What is the distance between points A and B?
A. 1/3
B. 1/2
C. 1 1/3
D. 1 1/2
Answer:
A. 1/3
Step-by-step explanation:
From 1 to ___, ____, and 2 is half and half that would be 2 and a half. the only solution would be 1/3
Answer:
boom
Step-by-step explanation:
I need help please ASAP ?!!! ANYONE PLS HELP
Answer:
1. 3/6
2. 2/4
3. 4/6
4. 3/6
Step-by-step explanation:
multiple each fraction by the number of parts I pretty sure
f(x) = -x^2+10x-6
Find f(-5)
9514 1404 393
Answer:
f(-5) = -81
Step-by-step explanation:
Put -5 where x is and do the arithmetic.
f(-5) = -(-5)^2 +10(-5) -6
f(-5) = -25 -50 -6
f(-5) = -81
Answer:
-81
Step-by-step explanation:
The perimeter of a playing field for a certain sport is 272 ft. The field is a rectangle, and the length is 44 ft longer than the width. Find the dimensions.
Answer:
width=46
length=90
Step-by-step explanation:
2w+2w+88
4w+88 = 272
width=46
length=90
Answer:
Length= 90 ft;
Width= 46 ft.
Step-by-step explanation:
This is a case of a system of linear equations. Solution:
Step 1. Name the variables.
Let the length be L.
Let the width be W.
Step 2. Now, state in equations the 2 requirements that have to be met:
First requirement: "The perimeter of a playing field for a certain sport is 272 ft". Knowing that the playing field has the shape of a rectangle, it's perimeter is given by the following equation:
2L+2W=272 ft.
Second requirement: "...the length is 44 ft longer than the width", with that we can state the following:
L=W+44
Step 3. Set up the linear equation system.
1) L=W+44
2) 2L+2W=272
Step 4. Take equation 1 and extract the value of L.
L=W+44
Step 5. Take the value of L and substitute it into equation 2.
2(W+44)+2W=272
Step 6. Solve for W.
2(W+44)+2W=272
2W+88+2W=272
4W+88=272
4W=272-88
4W=184
W=184/4
W=46
Step 7. Insert the value of W into equation 1 and find the value of L.
L=46+44
L= 90
------------------
L= 90;
W= 46.
Solve each equation
|x+5|=x+5
Answer:
Step-by-step explanation:
| x + 5 | = x + 5
x + 5 ≥ 0 ⇒ x ∈ [ - 5 , ∞ )
If you are surveying people about whether they like to swim, where are you more likely to get a random sample?
A) at a local supermarket
B) at a local beach
C) at a swimsuit store
D) outside a local swimming pool
Answer:
B) a local beach.
At a local beach, you might find quiet a few different perspective from people who like or don't like swimming, whether going to a swimsuit store, you most likely will find people buying the swimsuit because they enjoy it, and plan on swimming in it.
Step-by-step explanation:
Hope it helps! =D
What is the length of AB when A is (-7,-6) and B is (1,0)
Answer:
The answer is
10 unitsStep-by-step explanation:
The distance between two points can be found by using the formula
\(d = \sqrt{( {x1 - x2})^{2} + ({y1 - y2})^{2} } \\ \)
where
(x1 , y1) and (x2 , y2) are the points
From the question the points are
A (-7,-6) and B (1,0)
The distance between them is
\( |AB| = \sqrt{( { - 7 - 1})^{2} + ({ - 6 - 0})^{2} } \\ = \sqrt{ ({ - 8})^{2} + ({ - 6})^{2} } \\ = \sqrt{64 + 36} \\ = \sqrt{100} \: \: \: \: \: \: \: \: \)
We have the final answer as
10 unitsHope this helps you
pleas
HELP IMMEDIATELY
Answer:
144ft^3
Step-by-step explanation:
To start, we have your formula: \(V=\frac{1}{2} (bh) (l)\)
b = base length of the triangle.
h = height of the triangle.
l = length of the prism
Fill in for each of those values:
\(V = \frac{1}{2} (6x6)(8)\)
\(V=\frac{1}{2} (36)(8)\)
\(V=(18)(8)\)
\(V=144\)
Your answer, because it is a 3D shape, should be cubed, so:
\(V=144ft^{3}\)