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Function Evaluation

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Function Evaluation

Postby nycmath » Mon Oct 19, 2026 11:12 pm

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Re: Function Evaluation

Postby Eigenvalue » Tue Oct 20, 2026 8:25 pm

A. C(a-b)=5(a-b)²-200(a-b)
=5(a²-2ab+b²)-200a+200b
=5a²-200a-10ab+200b+5b²

B. C(a+b)=5(a+b)²-200(a+b)
=5(a²+2ab+b²)-200a-200b
=5a²-200a+10ab-200b+5b²

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Re: Function Evaluation

Postby nycmath » Wed Oct 21, 2026 3:29 pm

Eigenvalue wrote:A. C(a-b)=5(a-b)²-200(a-b)
=5(a²-2ab+b²)-200a+200b
=5a²-200a-10ab+200b+5b²

B. C(a+b)=5(a+b)²-200(a+b)
=5(a²+2ab+b²)-200a-200b
=5a²-200a+10ab-200b+5b²


Yep. Just plug and chug.

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