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5 votes
Evaluate if x =3 and y = -2

x2+2xy−4y

User Tanmally
by
8.1k points

1 Answer

4 votes

Answer:

5

Explanation:

With the equation
x^2 + 2xy - 4y, we can substitute the values of x = 3 and y = -2 into the equation to find its result.


(3^2) + (2\cdot3\cdot-2) - (4\cdot-2)\\\\9 + (6\cdot-2) - (-8)\\9 - 12 + 8\\5

Hope this helped!

User Michiel Roos
by
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