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April 20, 2024, 05:29:07 am

Author Topic: Polynomials  (Read 765 times)  Share 

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Elisejw

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Polynomials
« on: October 18, 2017, 07:49:44 pm »
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Hi, I'm not sure how to do this question. Can you please help me?

Two roots of x^3+mx^2+15x-7=0 are equal and rational. Find m.

Thanks!

RuiAce

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Re: Polynomials
« Reply #1 on: October 18, 2017, 08:16:55 pm »
+4







Elisejw

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Re: Polynomials
« Reply #2 on: October 18, 2017, 08:28:07 pm »
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Thank you so much!!