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Kelso Math A1 #4 IM - Algebra 1 -Lesson 4.4-4.5 Dec 2020

Last updated almost 5 years ago
20 questions
Note from the author:
Illustrative Math
1

Match each equation with a description of the function it represents.

Draggable itemCorresponding Item
f(x)=2x+4
To get the output, multiply the input by 2, then add 4 to the result.
g(x)=2(x+4)
To get the output, add 4 to the input, then multiply the result by 2.
h(x)=4x+2
To get the output, multiply the input by 4, then add 2 to the result.
k(x)=4(x+2)
To get the output, add 2 to the input, then multiply the result by 4.
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1

Functions f and A are defined by these equations.

f(x)=80-15x

A(x)=25+10x
Which function has a greater value when x is 2.5?

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1

Function F gives the cost, in dollars, of buying n apples.
Which statement best represents the meaning of C(10)=9?

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1

Diego is baking cookies for a fundraiser. He opens a 5-pound bag of flour and uses 1.5 pounds of flour to bake the cookies.

Which equation or inequality represents f, the amount of flour left in the bag after Diego bakes the cookies?

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Just the value of C(4)

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Just the value of D(4)

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Just the value of C(5)

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Just the value of D(5)

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What value of g makes the function true?

1

Put function D in red. Put function C in Blue

1

Function g is represented by the graph.

For what input value or values is g(x)=4?

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