find the product of 5.2 x10^3and 6.5 x10^7
x ^ a * x ^ b = x ^ ( a + b )
5.2 * 10 ^ 3 * 6.5 * 10 ^ 7 =
5.2 * 6.5 * 10 ^ 3 * 10 ^ 7 =
33.8 * 10 ( 3 + 7 ) =
33.8 * 10 ^ 10 =
3.38 * 10 * 10 ^ 10 =
3.38 * 10 ^ 1 * 10 ^ 10 =
3.38 * 10 ^ ( 1 + 10 ) =
3.38 * 10 ^ 11