SOLUTION: -3x^7+ 42x^3 Please help.

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Question 332540: -3x^7+ 42x^3
Please help.
Answer by vleith(2983) About Me  (Show Source):
You can put this solution on YOUR website!
-3x%5E7%2B+42x%5E3
-3x%5E3%28x%5E4-14%29
See this URL for a plot
http://www.wolframalpha.com/input/?i=-3x^7%2B42x^3