SOLUTION: Evaluate each polynomial for x = 3 and for x = −3. −x^(2) − 3x^(3) − x^(4)

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Question 566593: Evaluate each polynomial for x = 3 and for x = −3.
−x^(2) − 3x^(3) − x^(4)
Answer by Maths68(1474) About Me  (Show Source):
You can put this solution on YOUR website!
=-x%5E2-3x%5E3-x%5E4
x=-3
=-%28-3%29%5E2-3%28-3%29%5E3-%28-3%29%5E4
=-9-3%28-27%29-81
=-9%2B81-81
=-9%2Bcross%2881%29-cross%2881%29
=-9

=-x%5E2-3x%5E3-x%5E4
x=3
=-%283%29%5E2-3%283%29%5E3-%283%29%5E4
=-9-3%2827%29-81
=-9-81-81
=-9-81-81
=171