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7. (2x² +3)+ (x² – 2x –1) 8. (2x² いt x8 9. (z² + 2z-5)+ (3z? - z+4) 10. (4 11. (6x+5)-(3x+1) 12. 13. (3z² +5)–(-4z+2z')-(z-3) 14 15. (10x² +8x)–(6+3x²)+(2x-9)

7. (2x² +3)+ (x² – 2x –1) 8. (2x² いt x8 9. (z² + 2z-5)+ (3z? - z+4) 10. (4 11. (6x+5)-(3x+1) 12. 13. (3z² +5)–(-4z+2z')-(z-3) 14 15. (10x² +8x)–(6+3x²)+(2x-9)

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.2: Exponents And Radicals
Problem 31E
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7. (2x² +3)+ (x² – 2x –1) 8. (2x² いt x8 9. (z² + 2z-5)+ (3z? - z+4) 10. (4 11. (6x+5)-(3x+1) 12. 13. (3z² +5)–(-4z+2z')-(z-3) 14 15. (10x² +8x)–(6+3x²)+(2x-9)
Transcribed Image Text:7. (2x² +3)+ (x² – 2x –1) 8. (2x² いt x8 9. (z² + 2z-5)+ (3z? - z+4) 10. (4 11. (6x+5)-(3x+1) 12. 13. (3z² +5)–(-4z+2z')-(z-3) 14 15. (10x² +8x)–(6+3x²)+(2x-9)
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