If 3loga + 5loga - 6loga = log64, what is a?
A
4
B
6
C
8
D
16
E
32
Verified Correct Answer: C.
Step-by-Step Mathematical Solution
loga3 + loga5 - loga6
log(a3 * a5/a6) = loga64
a2 = 64 a = 8
Source: Myschool Past Questions Archive (Record #22336)