Respuesta :

wikk
2x^2 − 2z^4 + y^2 − x^2 + z^4

2(-4)^2 − 2(2)^4 + (3)^2 − (-4)^2 + (2)^4

2(16) - 2(16) + 9 - 16 + 16

32 - 32 + 9 - 16 + 16

answer is 9
you plug in the variables into its correct place then you multiply them giving you this --> 32-32-16+16 and all should come out to be the answer
 
Answer: 0

p.s. this is for numerical answer
Hope this helped!!! ;) good luck

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