math
posted by haley .
please help simplify
(3y/x^4)^3
1/(1+square root of a)
what would be the best solution:
(1)/(x2) +8= (x)/(x2)

( 3 y / x ^ 4 )^  3 =
1 / [ ( 3 y / x ^ 4 )^ 3 ] =

Remark:
3 ^ 3 = 27
( x ^ 4 ) ^ 3 = x ^ ( 4 * 3 ) = x ^ 12

1 / ( 27 y ^ 3 / x ^ 12 ] =
x ^ 12 / 27 y ^ 3
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