Exponential Equations and Logarithms

Exponential Equations and Logarithms

10th - 12th Grade

30 Qs

quiz-placeholder

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Exponential Equations and Logarithms

Exponential Equations and Logarithms

Assessment

Quiz

Mathematics

10th - 12th Grade

Medium

Created by

Debbie Cano

Used 2+ times

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30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What values of b make an exponential growth function?

b > 0
b <1
b > 1
0 < b < 1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What values of b make an exponential decay function?

b > 0
b < 1
b > 1
0 < b < 1

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The value of a car is $15,000 and depreciates at a rate of 8% per year. What is the decay factor (the multiplier)?

.08

1.08

.92

8

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Suppose a culture of bacteria begins with 5000 cells and dies by 30% each year. Write an equation that represents this situation.

y=5000(0.7)x
y=30(5000)x
y=5000(1.3)x
y=5000xx

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the growth for the function: f(x) = 800(0.85)x?

800

0.85

0.15

x

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

You bought a Boston Whaler in 2004 for $12,500. The boat's value depreciates by 7% a year. How much is the boat worth in 2012?

$11,625

$6994.77

$21,477

$875

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An adult takes 800 mg of ibuprofen. Each hour, the amount of ibuprofen in the person’s system decreases by about 29%. How much ibuprofen is left after 6 hours? 

101
102
103
104

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