Question

Multiply (4.7 x 10^4) by (6.4 x 10^15). Express your answer in scientific notation.
A) 3.008 x 10^20
B) 3.008 x 10^60
C) 3.008 x 10^61
D) 30.08 x 10^19

Answer 1

\[(4.7 \times 10^{-4})(6.4 \times 10^{-15})\]\[=(4.7 \times 6.4) \times (10^{-15} \times 10^{-4})\]

Answer 2

can u solve it now ?

Answer 3

yes thank you. :)

Answer 4

The exponent in scientific notation is equal to the number of times the decimal point must be moved to produce a number between 1 and 10.

Answer 5

yw :)