Question

What is 3.56 x 10 power to -5 in standard form?

Answer 1

the exponent -5 means move the decimal point 5 places to the left.
put in a lot of zeros in front of 3.56 like this:
000003.56
now move the decimal point one digit to the left.
then one more
then one more
until you have moved 5 places.
where does it end up ?

Answer 2

I think it is 0.00356