solve the equation2x^4-15x^3-25x^2+124x+96=0 given that two roots differ by 5
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There are two methods (to find real roots)
Graphical method
Easy to draw or better use graph making software like graphme any other significant
Hint and trial
Make all factors of (96/2) and try putting in all in the equation one by one
MAKE SURE IF FOUND A ROOT say a Divide the polynomial by (x-a)
Using calculus (may have unique name)
Is not easy to explain if required mention in comments
As for this question x=3,8,
Two irrational roots
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