SOLUTION: i need help with this question. i don't understand how to do it. {{{(y^2-4w^2)^2}}}
Algebra.Com
Question 155553: i need help with this question. i don't understand how to do it.
Found 2 solutions by checkley77, stanbon:
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
(y^2-4w^2)^2
y^2-4w^2
y^2-4w^2 Now multiply
-------------------------------
y^4-4y^2w^2-4y^2w^2+16w^4
y^4-8y^2w^2+16w^2 Answer.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
(y^2-4w^2)^2 = (y^2)^2 - 2(y^2)(4w^2) + (4w^2)^2
= y^4 - 8y^2w^2 + 16w^4
=============================
Cheers,
Stan H.
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