For y = 4x + 2x2 – x3, show how to find the value for y, when x = 2. Show your work

asked Dec 12, 2018 146k views

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7 votes

are the 3 and second 2 like powers?

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y = 4x + 2x2 – x3
y = 4(2) + 2(2)^2 – (2)^3
y = 8 + 8 - 8
y = 8

Gakio answered Dec 17, 2018

by Gakio

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