le4ssetiwisMansl le4ssetiwisMansl

07-06-2016
Mathematics

Answered

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

Verified Answer :

07-06-2016

Answer is 188

3x2 - 5xy + 5y2
Now put x = -6 and y = 2
3(-6)2 - 5(-6)(2) + 5(2)2
3(36) - 5(-12) + 5(4)
108 + 60 + 20
188

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