If logX (9/16)= -(1/2), then x is equal to
–(3/4)
3/4
81/256
256/81
Correct Answer : D
(log5 3)X(log3 625) equals
If log8 (X2+X)-log5(x+1)=2, then the value of x is
7, 8, 18, 57, 228, 1165, 6996