Question

Pls help me as soon as possible

Answer 1

8th questions answer is option A

and 9th questions answer is options 1,3 and 4

log(x^3*y^2) = log(xy) + log(xy) + log(x)

= b+b+logx

Therefore, a=2b+logx

Taking base as 10

a-2b=log(x) to the base 10

therefore,  10^a-2b = x