IAmAStudent IAmAStudent

14-09-2017
Mathematics

contestada

How would you solve

4r to the negative third multiplied by 2r to the second power

I got 8r to the -1st power, but my teacher says we cant have negative exponents??

Respuesta :

musiclover10045 musiclover10045

14-09-2017

4r^-3 * 2r^2 =

4*(2r^(-3+2))

= 4*2r^-1

= 4*2(1/r)

= 4*(2/r)

=8/r

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