If m and n are whole number such that mn = 121, then the value of (m – 1)n + 1 is:
1
10
121
1000
Correct Answer : D
If logX (9/16)= -(1/2), then x is equal to
(log5 3)X(log3 625) equals
If log8 (X2+X)-log5(x+1)=2, then the value of x is