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Mathematics 19 Online
OpenStudy (anonymous):

evaluate for x=-2 and y=-3. -2y squared +x

myininaya (myininaya):

replace x with -2 replace y with -3 -2(-3)^2+(-2)

myininaya (myininaya):

-2(9)+-2

myininaya (myininaya):

-18+-2 -20

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