Precalculus 3.1 Exponential

log_x 25 = 2

• 5

• -5

• 1/5

• -1/5

Tags

CCSS.HSF.BF.B.5

Condense the following expression: 3 log₂ x + 2 log₂ y – 4 log₂ z 

• log₂ x³y²∕z⁴

• log₂ x³y²z⁴

• log₂ xyz⁹

• 9log₂ xyz

• ln(a) = y

• ln(y) = a

• log(a) = y

• log(y) = a

Tags

CCSS.HSF.BF.B.5

Rewrite in exponential form:
ln(2) = x

• 2^x = 10

• 10² = x

• e^x = 2

• e² = x

Tags

CCSS.HSF.BF.B.5

Solve the equation for x.

• 7.389

• 0.693

• 0.0183

• 6.581

Tags

CCSS.HSF.BF.B.5

Solve for x:

• 1

• 2

• .5

• 4

Tags

CCSS.HSF.BF.B.5

• 1

• 2

• 3

• 4

Tags

CCSS.HSF.BF.B.5

Which equation matches the graph?

• y = 2^x+3

• y = 2^x + 3

• y = 2^x

• y = 2^-x

Tags

CCSS.HSF.LE.A.2

You put your money into a savings account that earns 8% interest compounded annually.  If you originally invested $1,240, how much is in your account after 2 years?

• $1,438.40

• $1297.94

• $1,446.34

• $4017.60

Tags

CCSS.HSF-LE.A.1C

Which of the following are exponential functions? List all correct answers.

• A, D

• B, C

• B, D

• A, C