Question

1.2x10^-4 in standard notation

Answer 1

10 to a negative power just means move the decimal point that many places to the left.

10 to a positive power would mean move the decimal point that many places to the right.

Answer 2

e.g,, 3.6 x 10^-5 would mean most 5 places to the left, so:

=0.000036