Question

(3 x 10^5) x (2 x 10^6)

Answer 1

Remember, \(\large a^b a^c = a^{b+c}\).

Answer 2

Multiply the 2 and 3 and the powers of 10 to get 6 x 10^11

Answer 3

For explain, \(\large 5^2 5^3 = 5^{2+3} = 5^5\)

Answer 4

Ahh yes, I remember now.