What is the value of 3x2 - 5xy + 5y2 for x = -6 and y = 2?

asked Feb 11, 2018 148k views

5 votes

by MVS

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-36 +60 =24+20=44 answer is 44 unless the first x is a multiplication sign

AlenBer answered Feb 12, 2018

9.2k points

1 vote

I assume you mean:
3x^2 -5xy + 5y^2.

Simply substitute the given values into the equation:

3(-6)^2 - 5(-6)(2) + 5(2)^2

=188

Oligofren answered Feb 14, 2018

7.9k points

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