Processing math: 100%


1)

The value of    ((log29)2)1log2(log29)×1(7)log47  is............


A) 6

B) 8

C) 10

D) 4

Answer:

Option B

Explanation:

((log29)2)1log2(log29)×1(7)log47

   =   (log29)2log2log29×712log74

   =   (log29)loglog2922×7log72

     = 22× 2=8