SOLUTION: Factorise {{{2x^3 +7x^2+6x-5}}} over the real and complex field given that P(1/2) = 0

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Question 1014617: Factorise 2x%5E3+%2B7x%5E2%2B6x-5 over the real and complex field given that P(1/2) = 0
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


If then is a factor of

Use polynomial long division to divide by

The result will be a quadratic for which you can find the zeros using the quadratic formula.

See Purple Math Polynomial Long Division for a refresher on Polynomial Long Division, if necessary.

John

My calculator said it, I believe it, that settles it