# pre-calc

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how do i solve this w(4-w^2)=8-w^3

• pre-calc -

4w-w^3=8-w^3
Add w^3 to both sides
4w-w^3+w^3 = 8-w^3+w^3
-w^3+w^3 = 0; therefore,
4w = 8
w = ??

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