Building Functions

Building Functions

11th Grade

13 Qs

quiz-placeholder

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Building Functions

Building Functions

Assessment

Quiz

Mathematics

11th Grade

Hard

Created by

Anthony Clark

FREE Resource

13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which function best represents the graph?

f(x) = x2 – 7x – 8

f(x) = x2 – 4x + 2

f(x) = x2 – 2x – 8

f(x) = x2 + 2x – 8

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Adriana deposits $480 into an account that earns 2.6% annual interest. She makes no further deposits or withdrawals. Which function models the total amount, j(t), in the account after t years?

j(t) = t(480)2.6

j(t) = (480)2.6t

j(t) = 1.026(480)t

j(t) = 480(1.026)t

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Jacob and Heath install carpets. Jacob charges a flat fee of $112, plus $16 for each hour he works. Heath charges a flat fee of $200, plus $12 for each hour he works. Which function, p(x), represents the total amount of money, in dollars, they earn when they each work x hours?

p(x) = 124x + 216

p(x) = 124x + 88

p(x) = 28x + 312

p(x) = 28x + 88

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The table shows the amount of mold, y, on a surface at various times, x.

Which function could be used to model the amount of mold on the surface after x minutes?

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which function models the data in the table?

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The graph shows the number of bacteria in a petri dish over a period of time.

Which exponential function could be used to model the number of bacteria after x days?

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Two cellphone companies have different charges for a cell phone plan. Caiden's provider charges $35 per month plus $0.03 per minute, x, for his phone plan. Jonas's provider charges $0.12 per minute, x, with no monthly fee for his phone plan. Which function represents the difference in cost between Caiden's and Jonas's plans?

f(x) = 35x – 0.09

f(x) = 35x + 0.09

f(x) = 0.09x – 35

f(x) = 0.09x + 35

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