Find the quotient and remainder using the given method. a) x^3 - 7x - 9 divided by x^2 + x +1 (long division) b) 2x^5 - 4x^3 - x + 1 divided by x+2 (synthetic division)

Algebra for College Students
10th Edition
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Author:Jerome E. Kaufmann, Karen L. Schwitters
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Chapter4: Rational Expressions
Section4.5: Dividing Polynomials
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Find the quotient and remainder using the given method.

a) x^3 - 7x - 9 divided by x^2 + x +1 (long division)
b) 2x^5 - 4x^3 - x + 1 divided by x+2 (synthetic division) 

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