Exponential & Logarithmic Functions Quiz

Which exponential function can be written as a common logarithm?

• 10 = y^x

• y = x¹⁰

• 10^x = y

• y = 10x + 5

Which exponential function is equivalent to Log_z 4 = x?

• x = z⁴

• z = 4^x

• 4 = z^x

• z = x⁴

Tags

CCSS.HSF.BF.B.5

An exponential equation must have a __________ in the __________.

• base, exponent
• variable, exponent

• logarithm, exponent

• exponent, variable

Write an exponential equation that models the population of rabbits that triples every month and has a starting population of 6.

• y = 6 × 3^x

• y = 3 × 6^x

• y = 6 × 2^x

• y = 6 × z^x

Find the population after 7 months.

• 13,122

• 13,000

• 7,600

• 18,126

Determine if each exponential function is a growth or decay function (circle). y = -3·2^x

• growth

• decay

Determine if each exponential function is a growth or decay function (circle). y = 0.5·(0.5)^x

• growth

• decay

Determine if each exponential function is a growth or decay function (circle). y = - 4/5 · 5/4^x

• growth

• decay

Determine if each exponential function is a growth or decay function (circle). y = (1.5)^x

• growth

• decay

Match the function to the graph. y = 2^x+2 + 3

• A

• B

• C

• D