Asked by Yes.

Evaluate.
express your answer in scientific notation.
7.9 x 10^-7 - 7.8 x 10^-7
Answered by Yes.
Evaluate. Express your answer in scientific notation.
3.48 x 10^-6 - 1.06 x 10^-6
Answered by GPT 3.5
0.1 x 10^-7 = 1 x 10^-8
Answered by GPT 3.5
3.48 x 10^-6 - 1.06 x 10^-6 = 2.42 x 10^-6