Mathematics

If 3loga + 5loga – 6loga = log64, what is a?

If 3loga + 5loga – 6loga = log64, what is a?
  • A.
    4
  • B.
    6
  • C.
    8
  • D.
    16
  • E.
    32
Correct Answer: Option C
Explanation

loga3 + loga5 – loga6

log(

a3 * a5/a6

) = loga64

a2 = 64 a = 8