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Mathematics 23 Online
OpenStudy (anonymous):

simplify (-2q^4/7)^4: A. 16q^8/2401 B. -16q^16/2401 C. 16q^16/2401 D. 2q16/7

OpenStudy (anonymous):

can you help me

OpenStudy (solomonzelman):

\[(-2q^4/7)^4~~~~-->~~~~(-2q^4)^4~/~7^4\]

OpenStudy (anonymous):

so D is the answer

OpenStudy (solomonzelman):

why D?

OpenStudy (anonymous):

I dont know

OpenStudy (solomonzelman):

\[(-2q^4)^4~~->~~16q ^{16},~~~~~and~~~~~7^4~~->~~2401\]

OpenStudy (solomonzelman):

So, it is C.

OpenStudy (anonymous):

Ok thanks

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