(a) (2x2-7)+(5x2-3) 13. Simplify the following. Expand brackets as needed. (f) 4x(x³-r²+3) (b) (a2-5a+7) - (4a² + 8a) (g) (x+8)(x+3) (c) 4x(5x2) (3x5) (h) (a-2)(a-6) (d) 9a(2a - 4) (e) -3a(a³ - 6a) (i) (x² + 5)(2x²+2) (j) (x-5)² (a) 10x - 40 14. Factor completely. (g) r² - 13x+36 (b) 5x +45 (h) r²-2r-63 (c) x3 + 3x² (d) a² - 16 (i) 4a² - 4a - 24 (e) x²+3x-18 (j) 18x² - 32 (f) x²+10x + 21 (k) 9a² - 2562
(a) (2x2-7)+(5x2-3) 13. Simplify the following. Expand brackets as needed. (f) 4x(x³-r²+3) (b) (a2-5a+7) - (4a² + 8a) (g) (x+8)(x+3) (c) 4x(5x2) (3x5) (h) (a-2)(a-6) (d) 9a(2a - 4) (e) -3a(a³ - 6a) (i) (x² + 5)(2x²+2) (j) (x-5)² (a) 10x - 40 14. Factor completely. (g) r² - 13x+36 (b) 5x +45 (h) r²-2r-63 (c) x3 + 3x² (d) a² - 16 (i) 4a² - 4a - 24 (e) x²+3x-18 (j) 18x² - 32 (f) x²+10x + 21 (k) 9a² - 2562
ChapterP: Prerequisites
SectionP.3: Polynomials And Special Products
Problem 4ECP: Multiply x2+2x+3 by x22x+3 using a vertical arrangement.
Related questions
Question
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 3 steps with 3 images
Recommended textbooks for you
Algebra: Structure And Method, Book 1
Algebra
ISBN:
9780395977224
Author:
Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:
McDougal Littell
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill
Algebra: Structure And Method, Book 1
Algebra
ISBN:
9780395977224
Author:
Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:
McDougal Littell
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill
Trigonometry (MindTap Course List)
Trigonometry
ISBN:
9781337278461
Author:
Ron Larson
Publisher:
Cengage Learning
Elementary Algebra
Algebra
ISBN:
9780998625713
Author:
Lynn Marecek, MaryAnne Anthony-Smith
Publisher:
OpenStax - Rice University