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  • 10-08-2017
  • Mathematics
contestada

evaluate -2x^2y if x=-4 and y=1

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choixongdong
choixongdong choixongdong
  • 10-08-2017
-2x^2y if x=-4 and y=1
= 
-2(-4)^2 (1)
= -2(16)(1)
= - 32 
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