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What is the value of 4x^{3} + 4x when x=4? PLEASE HELP!

What is the value of 4x^{3} + 4x when x=4? PLEASE HELP!
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2 votes
What is the value of 4x^{3} + 4x when x=4?

PLEASE HELP!

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User Z Li
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8.3k points

1 Answer

2 votes
Plug 4 in for x
4(4^3)+4(4)
4(64)+16
256+16=272
answered
User Sagunms
by
8.2k points
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