mbennett0417
mbennett0417
31-01-2017
Mathematics
contestada
2x^2-5xy-y^3 if x=-3, and y=-2
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Аноним
Аноним
31-01-2017
2x^2-5xy-y^3 if x=-3, and y=-2
2(-3)^2- 5(-3)(-2) -(-2)^3
=2(9) - 5(6) - (-8)
= 18 - 30 + 8
= -4
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