Exponential and Logarithmic Equations

Exponential and Logarithmic Equations

Multiple Select

Read the question to yourself and select the best answer(s).

For which of the following functions is the average rate of change from x = –1 to x = 2 equal to 5? Select two that apply.

• f(x) = 1- 5x

• ƒ(x) = 2x + 5

• ƒ(x) = 5x + 1

• ƒ(x) = x² + 2x

• ƒ(x) = x² + 4x

Multiple Choice

4^{3x + 5} = 16

• -5/3

• -1

• -3/2

• 2/3

Multiple Choice

Solve 2.8^x = 41

• 0.277

• 3.607

• -0.282

• 3.684

Multiple Choice

Solve 4^{2x - 1} = 5^{x + 2}

• 2.167

• 3.959

• 2.008

• 0.253

Multiple Choice

EXIT TICKET

Solve:

log (x - 1) - log (x - 2) = log 5

• 7

• 4/9

• 9/4

• 1/7