Solve the following logarithmic equation.

Question

Solve the following logarithmic equation. Be sure to reject any value of x that is not in the domain of the original logarithmic expression. Give the exact answer.  
log2(x+17)=3
Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
A.
The solution set is StartSet nothing EndSet .. (Type an integer or a simplified fraction.)
B.
There is no solution.

Answer 1

log₂(x+17) = 3    So, x+17 = 2³

 

                                x+17 = 8

 

                                     x = -9