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Find the error in the following work. Dx 2x+5 2 x-1 = || 11 (2x + 5)(2x) - (x² − 1)2 (x²-1)² 4x² +10x-2x² +2 (x²-1)² 2x² +10x+2 (x²-1)² Choose the correct answer below. OA. In the last step, the numerator should be 2x² - 10x + 2. OB. In the first step, the numerator should be (x² - 1)2 - (2x + 5)(2x). Oc. In all three steps, the denominator should be (2x + 5)². OD. In the first step, the numerator should be (x² - 1) (2x + 5)-(2x)2.

Find the error in the following work. Dx 2x+5 2 x-1 = || 11 (2x + 5)(2x) - (x² − 1)2 (x²-1)² 4x² +10x-2x² +2 (x²-1)² 2x² +10x+2 (x²-1)² Choose the correct answer below. OA. In the last step, the numerator should be 2x² - 10x + 2. OB. In the first step, the numerator should be (x² - 1)2 - (2x + 5)(2x). Oc. In all three steps, the denominator should be (2x + 5)². OD. In the first step, the numerator should be (x² - 1) (2x + 5)-(2x)2.

Trigonometry (MindTap Course List)
Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
ChapterP: Prerequisites
SectionP.1: Review Of Real Numbers And Their Properties
Problem 11ECP
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Find the error in the following work. Dx 2x + 5 2 X-1 = (2x + 5)(2x) - (x² − 1)2 (x²-1)² 2 4x² +10x-2x²+2 (x²-1)² 2x² + 10x + 2 (x²-1)² Choose the correct answer below. OA. In the last step, the numerator should be 2x² - 10x + 2. OB. In the first step, the numerator should be (x² − 1)2 - (2x + 5)(2x). OC. In all three steps, the denominator should be (2x + 5)². OD. In the first step, the numerator should be (x²-1) (2x + 5) - (2x)2.
Transcribed Image Text:Find the error in the following work. Dx 2x + 5 2 X-1 = (2x + 5)(2x) - (x² − 1)2 (x²-1)² 2 4x² +10x-2x²+2 (x²-1)² 2x² + 10x + 2 (x²-1)² Choose the correct answer below. OA. In the last step, the numerator should be 2x² - 10x + 2. OB. In the first step, the numerator should be (x² − 1)2 - (2x + 5)(2x). OC. In all three steps, the denominator should be (2x + 5)². OD. In the first step, the numerator should be (x²-1) (2x + 5) - (2x)2.
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