Moore equation where,

p : Number of transmitters.

t : Time in years

I : Initial number of transistors.

a.

Find number of transmitters using Moores Law. 

.

Number of transmitters using Moores Law is .

b.

Find how many years later number of transistors is millions.

Initial number of transistors .

The number of transistors .

Substitute and in .

If bases are equal then equate the powers.

After years number of transistors is millions.

a. Number of transmitters using Moores Law is .

b. After years number of transistors is millions.