(Q42).Using loga xn = nloga x, expand log 1024.

Note: log x = log10x

log 1024

log10 1024

log10 1024 = log10 10

Here 1024 can be written as :

1024 = 512 × 2

= 256 × × 2

= 28 × 2

= 10

10 × log10

10log10

So it is

10log10