Solving Exponentials Using Log

Solve for x:

4^x+2 = 64

• x = -16/9

• x = 1

• x = 8

• x = 7/6

Tags

CCSS.HSF.LE.A.4

5^x-6=18

• 6.1

• 9.2

• 7.8

• 8

Tags

CCSS.HSF.LE.A.4

5(6)^3x=20

• 2.3

• .26

• .04

• 4

7^x=36

• 1.8416

• 3.5835

• 1.5563

• 3.0903

Tags

CCSS.HSF.LE.A.4

Solve the equation for x.

Round your answer to the nearest ten-thousandth.

Tags

CCSS.HSF.LE.A.4

Solving Exponential Equations Using Logarithms: Solve for x 4^x-5=12

• 0.489

• 2.552

• 0.893

• 2.044

Solving Exponential Equations Using Logarithms: Solve for x e^{x+6}+5=7

• -4.614

• -4.236

• -5.307

• -0.334

Log₅(6c-19)=3

• 17

• 22

• 28

• 24

What is the first step when you solve the following equation? 8 . 3^x = 40 (Please type the simplified equation for the 1st step.)

Mathematical Equivalence

ON

The exponential function f(x)=2^x and the logarithmic function g(x)=log₂(x) are inverses. You know that because their graphs are reflected over what line?

• the x-axis

• the y-axis

• y=x

• y=-x

Tags

CCSS.HSF-BF.B.4B