Rational Roots

Algebra Level 3

If a polynomial of degree 11 11 has a leading coefficient of 1 , 1, and a constant term of 33 , 33, what is the maximum number of rational values that can be a root of this polynomial?

8 64 4 16

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1 solution

Vishwath Ganesan
Mar 17, 2016

By the Rational Roots Theorem, which states that every rational root has to be a factor of p q \frac{p}{q} , where p is the constant term and q is the leading coefficient, the only rational roots are factors of 33. These are 1, 3, 11, 33, -1, -3, -11, and -33.

But we are told here to find max.number of the roots of polynomial, not the roots itselves.

Oleg Yovanovich - 7 months, 3 weeks ago

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