Question

What is the product of (5^-1)(5^-3)

Answer 1

0.0016

Explanation:

=1/5^1 =1/5^3

=0.2 =0.008

0.2 x 0.008

=0.0016

Answer 2

Answer: The product is 5^-4 or 0.0016 (decimal)

Explanation:

Hi, to solve this we have to apply the product rule, that says that if we multiply two powers that have the same base, the exponents can be added.

So, mathematically speaking:

(5^-1 )(5 ^-3) = 5 ^-4

Or, the decimal expression by solving:

5^-4= 0.0016

Feel free to ask for more if it´s necessary or if you did not understand something.