SoriyaV320010 SoriyaV320010

30-10-2022
Mathematics

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Find the coefficient of [tex] {x}^{2} {y}^{2} [/tex]in the expansion of [tex]( - 6x - y)^{4} [/tex]Give answer as an integer

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KarolynS339356 KarolynS339356

30-10-2022

Since the binomial is elevated to a even power, we have that:

[tex](-6x-y)^4=(6x+y)^4[/tex]

Now we need to remember The Binomial Theorem

We now apply the previous formula to our particular problem, obtaining:

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Ver imagen KarolynS339356

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