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 one year ago
If I graph the polynomial function y=x^3+4x should the points I get be:
x 3  2  1  0  1  2
y 15  0  3  0  5  16
or am I wrong?
 one year ago
If I graph the polynomial function y=x^3+4x should the points I get be: x 3  2  1  0  1  2 y 15  0  3  0  5  16 or am I wrong?

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blahblah_who_cares
 one year ago
Best ResponseYou've already chosen the best response.1Did you plug them into the equation?

blahblah_who_cares
 one year ago
Best ResponseYou've already chosen the best response.1hmm.. Could you show me how you did it so i can correct your mistake.

DanielAcedo
 one year ago
Best ResponseYou've already chosen the best response.0I used a graphing calculator and plugged in for x

blahblah_who_cares
 one year ago
Best ResponseYou've already chosen the best response.1Dont trust a graphing calculator because it only does what you tell it to do. It does not correct your mistakes. For (3, 15). if you plug in your x's in real life u will notice that it equals 21

DanielAcedo
 one year ago
Best ResponseYou've already chosen the best response.0Ok, I shall do it on paper.
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