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IM A1 U4 L1-14

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Last updated over 1 year ago
17 questions
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8.F.1
8.F.5
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F.IF.6
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8.F.1
F.BF.1.a
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F.BF.1.a
F.BF.3
F.IF.7.c
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F.BF.1.a
F.BF.3
F.IF.7.c
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F.IF.5
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F.IF.5
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F.IF.7.b
Question 1
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Question 2
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Question 3
3.

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Question 4
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Question 5
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Question 6
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Question 7
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Question 8
8.

Function f is defined by the equation f(x)=3x-7. Find the value of c so that f(c)=20 is true.

Question 9
9.

Question 10
10.

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Question 11
11.

Question 12
12.

The graph of function f passes through the coordinate points (0,3) and (4,6) .

Use function notation to write the information each point gives us about function .

Question 13
13.

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Question 14
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Question 15
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Question 17
17.

Bags of walnuts from a food producer are advertised to weigh 500 grams each. In a certain batch of 20 bags, most bags have an absolute error that is less than 4 grams.

Could this scatter plot represent those 20 bags and their absolute errors? Explain your reasoning.

The distance a person walks, d, in kilometers, is a function of time, t, in minutes, since the walk begins.

Select all true statements about the input variable of this function.
Distance is the input
Time of day is the input
Time since the person starts walking is the input.
t represents the input
d represents the input
The input is not measured in any particular unit.
The input is measured in hours
For each input, there are sometimes two outputs.
The height, in feet, of a squirrel running up and down a tree is a function of time, in seconds.

Here are statements describing the squirrel’s movement during four intervals of time. Match each description with a statement about the average rate of change of the function for that interval.
The squirrel runs up the tree slowly.
The average rate of change is large and positive.
The squirrel runs up the tree very fast.
The average rate of change is zero.
The squirrel starts and ends at the same height.
The average rate of change is negative.
The squirrel runs down the tree.
The average rate of change is small and positive.
Function F gives the cost, in dollars, of buying n apples.
Which statement best represents the meaning of C(10)=9?
The cost of buying 9 apples
The cost of 10 apples
The cost of 9 apples is $10.
Ten apples cost $9.
Here are four equations of absolute value functions and three coordinate pairs. Each coordinate pair represents the vertex of the graph of an absolute value function.

Match the equation of each function with the coordinates of the vertex of its graph. The vertex coordinates of the graph of one equation are not shown.
r(x) = |x+9|
(9,0)
t(x)=|x|-9
(0,9)
q(x)=|x|+9
(-9,0)
p(x)=|x-9|
(0,-9)
Here is the graph of a function.
Select the equation for the function represented by the graph.
y=|x|-5
y=|x-5|
y=|x+5|
y=|x|+5
Match each feature of the graph with the corresponding coordinate point.
If the feature does not exist, choose “none”.
Horizontal intercept
(4,16)
maximum
(1.5,2)
minimum
(0,7)
Vertical intercept
none
Question 16
16.

Complete the rule for g(x) so that the graph represents it.