Multiply and write your answer in scientific Notation.

Be sure to write your answer with the multiplication x
(7 x 10^-4) x ( 4 x 10^11)

(7 x 4) x (10^-4 x 10^11) = 28 x 10^(-4+11)

= 28 x 10^7
= 2.8 x 10^8