Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole
ISBN 10: 1305071751
ISBN 13: 978-1-30507-175-9

Chapter 10 - Section 10.7 - Partial Fractions - 10.7 Exercises - Page 750: 23

Answer

$\frac{3}{2 (4x-3)} - \frac{1}{2(2x-1)}$

Work Step by Step

$\frac{x}{(8x^2 - 10x + 3)}$ = $\frac{A}{4x-3} + \frac{B}{2x-1}$ Multiply both sides by (4x-3) (2x-1) $x = A(2x-1) + B (4x-3)$ $2A + 4B = 1$ $-A -3B = 0$ Thus A = 3/2 and B = -1/2 $\frac{3}{2 (4x-3)} - \frac{1}{2(2x-1)}$
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