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  • 17-08-2018
  • Mathematics
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Please help 2x²-5xy-y³ X= -3 Y= -2

Respuesta :

a5904640
a5904640 a5904640
  • 17-08-2018

2x² - 5xy - y³


x = -3 and y = -2

2.(-3)² - 5.(-3).(-2) - (-2)³

2.9 + 15.(-2) - (-8)

18 - 30 + 8

26 - 30

-4

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