One root of f (x) = x^3 10x^2-25x-250 is x = - 10. what are all the roots of the function? use the remainder theorem

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Twinkle

Mathematics

19 March, 18:03

One root of f (x) = x^3 10x^2-25x-250 is x = - 10. what are all the roots of the function? use the remainder theorem

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Cristofer Kirby · Answer 1

Use synthetic division with the - 10. You need to get a remainder of 0 whenever the divisor is a solution. Once we reduce the power to a square the problem can be solved with the square root method.