Helppp please and thank you
1 answer:
Answer:
82
Step-by-step explanation:
2(x+y)^2 - y^2 ; x=-3. y=-4
= (2*(-3-4)^2) - (-4)^2
= (2* (-7)^2) - 16
= (2* 49) - 16
= 98 - 16
= 82
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