(7x10^4)x(5x10^2)

Answer 1

To multiply these numbers, we need to multiply 7 by 5 and then add the exponents:

7 x 5 = 35

10^4 x 10^2 = 10^(4+2) = 10^6

So, (7x10^4)x(5x10^2) = 35x10^6