Answered: 7. Find the value of K, so that (x + 4)…

7. Find the value of K, so that (x + 4) is a factor of P(x) = 2x³ + x² - kx + 20. 8. Find the value of K, so that (x - 2) is a factor of P(x) = x³ - kx² - + 2.

College Algebra

7th Edition

ISBN:9781305115545

Author:James Stewart, Lothar Redlin, Saleem Watson

Publisher:James Stewart, Lothar Redlin, Saleem Watson

Chapter3: Polynomial And Rational Functions

Section3.3: Dividing Polynomials

Problem 1E: If we divide the polynomial P by the factor xc and we obtain the equation P(x)=(xc)Q(x)+R(x) , then...

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Question

7. Find the value of K, so that (x +
4) is a factor of P(x) = 2x³ + x² -
kx + 20.
8. Find the value of K, so that (x -
2) is a factor of P(x) = x³ - kx² - x
+ 2.

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