Question

What is (3 x 10^7) (3 x 10^8)?

Answer 1

`= 3 * 3 * {10}^(7) * 10^(8) \\ = 9 * {10}^(7 + 8) \\ = 9 * {10}^(15) \\`

NOTE YOU CAN WRITE IT IN FULL BUT I CHOSE NOT TO BECAUSE IT'S LARGE .

GOODLUCK