Answer
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x$^3$+8x$^2$-5x+2
Work Step by Step
To subtract polynomials, we subtract like terms.
(2x$^3$+9x$^2$+x+10)-(x$^3$+x$^2$+6x+8)
2x$^3$+9x$^2$+x+10-x$^3$-x$^2$-6x-8
(2x$^3$-x$^3$)+(9x$^2$-x$^2$)+(x-6x)+(10-8)
x$^3$+8x$^2$-5x+2
College Algebra 7th Edition
by Stewart, James; Redlin, Lothar; Watson, Saleem
Published by
Brooks Cole
ISBN 10:
1305115546
ISBN 13:
978-1-30511-554-5
Chapter P, Prerequisites - Section P.5 - Algebraic Expressions - P.5 Exercises - Page 35: 3
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