negative 4 to the -2 power multiplied by -80 divided by -2 multiplied by -4

Algebra
Tutor: None Selected Time limit: 1 Day

I keep getting 2,560. I am not sure what to do?!

Nov 25th, 2014

({[(-4)^-2]*80)}/(-2))*(-4)

Let's take this one at a time. a^(-b) = 1/(a^b), so 1/16. Multiply by 80 is 5, multiply again by -4 is -20, and divide through by -2 for 10.

Nov 25th, 2014

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Nov 25th, 2014
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Nov 25th, 2014
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