(2х + 3) -3 — (Зх — 5) -2 37. (4x + 1) ·5 – (5x – 2) ·4 38. x•2x – (x² + 1) ·1 39. (3x – 5)2 (5х — 2)2 (x² + 1)² x•2x 40. (x² – 4) •1 (x² – 4)? (3x + 1) · 2x – r² •3 41. (2x – 5) · 3x? – r•2 42. (3x + 1)? (2x – 5)2 (x² + 1) •3 – (3x + 4) • 2x (x² + 1)? (x² + 9) ·2 – (2x – 5) • 2x 44. 43. (x² + 9)²

Intermediate Algebra
10th Edition
ISBN:9781285195728
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter4: Rational Expressions
Section4.1: Simplifying Rational Expressions
Problem 72PS
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In Problems 37–44, expressions that occur in calculus are given. Reduce each expression to lowest terms.

(2х + 3) -3 — (Зх — 5) -2
37.
(4x + 1) ·5 – (5x – 2) ·4
38.
x•2x – (x² + 1) ·1
39.
(3x – 5)2
(5х — 2)2
(x² + 1)²
x•2x
40.
(x² – 4) •1
(x² – 4)?
(3x + 1) · 2x – r² •3
41.
(2x – 5) · 3x? – r•2
42.
(3x + 1)?
(2x – 5)2
(x² + 1) •3 – (3x + 4) • 2x
(x² + 1)?
(x² + 9) ·2 – (2x – 5) • 2x
44.
43.
(x² + 9)²
Transcribed Image Text:(2х + 3) -3 — (Зх — 5) -2 37. (4x + 1) ·5 – (5x – 2) ·4 38. x•2x – (x² + 1) ·1 39. (3x – 5)2 (5х — 2)2 (x² + 1)² x•2x 40. (x² – 4) •1 (x² – 4)? (3x + 1) · 2x – r² •3 41. (2x – 5) · 3x? – r•2 42. (3x + 1)? (2x – 5)2 (x² + 1) •3 – (3x + 4) • 2x (x² + 1)? (x² + 9) ·2 – (2x – 5) • 2x 44. 43. (x² + 9)²
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