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Zina [86]
3 years ago
5

-x^2+2xy when x= -3 and y= -2

Mathematics
2 answers:
natka813 [3]3 years ago
7 0

Answer:

3

Step-by-step explanation:

-(-3)^{2} +2(-3)(-2)=-9+12=3

Hope this helps!

stellarik [79]3 years ago
4 0

Answer:

3

Step-by-step explanation:

-x^2 + 2xy  when x = -3 and y = -2

Substitute:

-(-3)^2 + 2(-3)(-2)

Do the exponent first:

-(-3^2) = -9

Then do 2(-3)(-2)

(-3) * (-2)

6

6 * 2 = 12

-9 + 12 = 3

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