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Simplify the problem and write in standard form. (-6x² + 9x-7)+(10x²-5x-1)-(2x+3)²

Simplify the problem and write in standard form. (-6x² + 9x-7)+(10x²-5x-1)-(2x+3)²

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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There are three steps. First you must square (2x+3)^2, then you must add, and then you must subtract, last, combine like terms. Solve EXACTLY like the example attached.

Simplify the problem and write in standard form. (-6x² + 9x-7)+(10x²-5x-1)-(2x + 3)²
Transcribed Image Text:Simplify the problem and write in standard form. (-6x² + 9x-7)+(10x²-5x-1)-(2x + 3)²
(2x-3)^3=(2x-3)(2x-3)(2x-3) (2x-3)(2x-3) 4x^2-6x-6x+9 4x^2-12x+9 (2x-3)(4x^2-12x+9) 2x 8x^3 24x^2 18x -3 -12x^2 36x fo -27 Answer: 8x^3- 36x^2+54x-27 (3x² - 9x + 5) + (8x - 5) - (5x-9)² (3x²-9x +S) +(8x-5) −(25x²90x+1) (3x²-x) - (25x²-90x +81) 3x²-x-25x² +90x-81 * −23x²+89x-81*
Transcribed Image Text:(2x-3)^3=(2x-3)(2x-3)(2x-3) (2x-3)(2x-3) 4x^2-6x-6x+9 4x^2-12x+9 (2x-3)(4x^2-12x+9) 2x 8x^3 24x^2 18x -3 -12x^2 36x fo -27 Answer: 8x^3- 36x^2+54x-27 (3x² - 9x + 5) + (8x - 5) - (5x-9)² (3x²-9x +S) +(8x-5) −(25x²90x+1) (3x²-x) - (25x²-90x +81) 3x²-x-25x² +90x-81 * −23x²+89x-81*
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