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1) S XH3 3 X+5 B 2 x ²78 × 1 15

1) S XH3 3 X+5 B 2 x ²78 × 1 15

Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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3 EF 5 (7 3 XH3 X+5 -B 2 ²78 × 15
Transcribed Image Text:3 EF 5 (7 3 XH3 X+5 -B 2 ²78 × 15
5) 3. Solve. LCD . Tx 2 x²-ax 2 x(x-2) for + (x+2)(x-2) LCD: x(x-2)(x+2) 2(x+2) -4(x) 2x + 4 4 x²-4² = 4 - 2x Xx²+2x - 8 =O √x + 4)(x - 2) =0 + X=-4 -4 X²-4 - - 4x T 2x (X=25 = reject = J. GLED x 215dm3/ x²-4 = x²-4 (x+2) (x-2) 2 4 -2x = x² - 4 0 = x² + 2x-8 (same)
Transcribed Image Text:5) 3. Solve. LCD . Tx 2 x²-ax 2 x(x-2) for + (x+2)(x-2) LCD: x(x-2)(x+2) 2(x+2) -4(x) 2x + 4 4 x²-4² = 4 - 2x Xx²+2x - 8 =O √x + 4)(x - 2) =0 + X=-4 -4 X²-4 - - 4x T 2x (X=25 = reject = J. GLED x 215dm3/ x²-4 = x²-4 (x+2) (x-2) 2 4 -2x = x² - 4 0 = x² + 2x-8 (same)
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