Free Printable Unit 5 Quiz Prep

1.

How do you know if an exponential is growth?

a)

b<0

b)

0<b<1

c)

b>1

d)

It is always growth

2.

How do you know if an exponential is decay?

a)

b<0

b)

0<b<1

c)

b>1

d)

It is always growth

3.

The base of a logarithm MUST be...

a)

Positive

b)

Negative

c)

A fraction

d)

1

4.

Convert the exponential into a log

b^x=n

a)

log_xb=n

b)

log_nb=x

c)

log_bx=n

d)

log_bn=x

5.

Convert a log into an exponential...

log_bn=x

a)

bx=n

b)

n^x=b

c)

b^x=n

d)

bⁿ=x

6.

Which formula represents compounded interest?

a)

$A=P\left(1\pm r\right)^t$

b)

$A=P\left(\frac{1}{2}\right)^{\frac{t}{k}}$

c)

$A=P\left(1+\frac{r}{n}\right)^{nt}$

d)

$A=Pe^{rt}$

7.

Which formula represents Half Life?

a)

$A=P\left(1\pm r\right)^t$

b)

$A=P\left(\frac{1}{2}\right)^{\frac{t}{k}}$

c)

$A=P\left(1+\frac{r}{n}\right)^{nt}$

d)

$A=Pe^{rt}$

8.

Which formula represents Growth/Decay?

a)

$A=P\left(1\pm r\right)^t$

b)

$A=P\left(\frac{1}{2}\right)^{\frac{t}{k}}$

c)

$A=P\left(1+\frac{r}{n}\right)^{nt}$

d)

$A=Pe^{rt}$

9.

How should this log be rewritten?
$5\log_2x=4$

a)

$\log_2x=\frac{4}{5}$

b)

$\log_2x=4$

c)

$\log_25x=4$

d)

$\log_2x^5=4$

10.

When the base of a log is not shown, what is the base?

a)

10

b)

1

c)

0

d)

None

11.

Convert 2% into a decimal.

a)

2

b)

.2

c)

.02

d)

.002

12.

Round the following decimal to three decimal places.

2.1474

a)

2.15

b)

2.147

c)

2.148

d)

2.1474

13.

Round the following decimal to three decimal places.

5.2135

a)

5.213

b)

5.21

c)

5.214

d)

5.2135

Unit 5 Quiz Prep

Total questions: 13

Worksheet time: 10mins

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