If 3^x = 2, then 3^(4x+3) =
Choose the correct choice from the following answers
A) 429
B) 454
C) 432
D) 438
E) 108

Rationale: 3 ^ x = 2 3 ^ 4 x = 2 ^ 4 3 ^ 4 x = 16 3 ^ ( 4 x + 3 ) = 3 ^ 4 x * 3 ^ 3 = 16 * 27 = 432 answer : c
Answer: C