Divide (5.6 x 10^15 ) by (6.4 x 10^2 ). Express your answer in scientific notation.
Responses
A .875 x .875 x 10^ 17
B .875 x .875 x 10^ 13
C 8.75 x 8.75 x 10^ 12
D 8.75 x 8.75 x 10^ 13
E .875 x 10^12
To divide (5.6 x 10^15) by (6.4 x 10^2), you first divide the numbers and then subtract the exponents:
(5.6 / 6.4) x 10^(15-2) = 0.875 x 10^13
Therefore, the answer in scientific notation is 0.875 x 10^13, which corresponds to option B.