SOLUTION: Simplify: a: (12^x +1)/(6^2x + 3^x). Answer is 1/3^x b: (12^n - 18^n)/(3^n - 2^n) Answer is -2^n * 3^n

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: Simplify: a: (12^x +1)/(6^2x + 3^x). Answer is 1/3^x b: (12^n - 18^n)/(3^n - 2^n) Answer is -2^n * 3^n      Log On


   

Question 1178400: Simplify:
a: (12^x +1)/(6^2x + 3^x). Answer is 1/3^x
b: (12^n - 18^n)/(3^n - 2^n) Answer is -2^n * 3^n
Answer by greenestamps(13200) About Me  (Show Source):
You can put this solution on YOUR website!


a:

Rewrite 6%5E%282x%29 as %286%5E2%29%5Ex and then as 36%5Ex and then as %283%5Ex%29%2812%5Ex%29

Finish on your own from there.

b:

Rewrite 12%5En as %282%5En%29%286%5En%29, and rewrite 18%5En as %283%5En%29%286%5En%29

Again finish on your own from there.