SOLUTION: Multiply (x + 2y)^4
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Question 68249
:
Multiply
(x + 2y)^4
Answer by
stanbon(75887)
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Multiply
(x + 2y)^4
=(4C4)x^4 +(4C3)x^3(2y)+(4C2)x^2(2y)^2+(4C1)x(2y)^3+(4C0)(2y)^4
=x^4 + 8x^3y +24x^2Y^2 + 64xY^3 + 16y^4
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Cheers,
Stan H.
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