Express in scientific notation. Make sure your answer has the same number of significant figures as the starting value.
(1.8 x 10-2) ÷ (9 x 102) = _____
2 x 10-5
2.0 x 10-5
0.2 x 10-4
2 answers
1.8*10^-2/9*10^2 = 0.2*10^-4 = 2.0*10^-5
2x10-5