Stacie Bender 9/21/14

One to One Properties                           Inverse Properties

ax = ay if and only if x = y

logax = logay if and only if x = y

If the bases are the same, the exponents are equal.

If you need to remove a log­a, take a and raise it to both sides of the equation.

Solve

Round answers to three decimal places.

example1solution

2(5x + 3) = 128

example2solution

2x + 1 = 16

example3solution

 

e2x + 2ex – 8 = 0

example4solution

 

example5solution

ln x + ln (x + 2) = 5

example6solution