17. 5a²-37a - 72 18

Elementary Algebra
17th Edition
ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
Publisher:Lynn Marecek, MaryAnne Anthony-Smith
Chapter6: Polynomials
Section6.1: Add And Subtract Polynomials
Problem 6.30TI: The polynomial 6x2+15xy gives the cost, in dollars, of producing a rectangular container whose top...
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I need help with 17, please. Algebra 2 third edition ISBN: 978-1-64626-475-9

r.
ne bing
mials.
the middle ter
Answer
of t
-10
A. Exercises
Factor.
1.3x² - 15x
5.9a² - b²
9. a² + 6a +9
13. y(y − 1) + 2(y-1)
17. 5a² - 37a - 72
licked from the ground with an initial vertical v
ill as a factored polynomial.
Factor
uadratic Polynomials
1. Factor out the greatest common factor.
2. Look for special factoring patterns.
Binomials: a² - b²
Trinomials: a² + 2ab + b²
B. Exercises
Factor completely.
20. 7a² - 21ab - 286²
23.6x² - 294
48t + 0
+ 48t
3)
3. Factor trinomials.
x² + bx + c: Find factors of c whose sum is b.
ax² + bx + c: Find factors of ac whose sum is b.
26. 7x³y²z - 63xy²z
29. 150y4 - 6y²
32. 4c4 - 52c³ + 168c²
35. 4x² - 28x +49
38. x² + 2x² - 15
-
1. Substitute the initial vertical ve
modeling the height of a proje
2. Factor the polynomial.
2. x² - 81
6.25x² - 4y²
10. 3c² - 13c - 10
14. 7x² - 67x - 30
18. 16x² - 34x - 15
3.x² - 4
7.x² - 2x - 63
11. c² - 9d²2
15. 2x² - 11x -
19. 8x² - 30x -
21.3x² - 108
24. 19x² - 114x + 171
27. b² - 10bc + 25c²
30. 288a - 200a³
33. 12x³ + 104x² - 36x
36.294y4 - 24y²
39. The area of a rectangle is expressed by x²-3x - 28 Fr
in terms of r
Transcribed Image Text:r. ne bing mials. the middle ter Answer of t -10 A. Exercises Factor. 1.3x² - 15x 5.9a² - b² 9. a² + 6a +9 13. y(y − 1) + 2(y-1) 17. 5a² - 37a - 72 licked from the ground with an initial vertical v ill as a factored polynomial. Factor uadratic Polynomials 1. Factor out the greatest common factor. 2. Look for special factoring patterns. Binomials: a² - b² Trinomials: a² + 2ab + b² B. Exercises Factor completely. 20. 7a² - 21ab - 286² 23.6x² - 294 48t + 0 + 48t 3) 3. Factor trinomials. x² + bx + c: Find factors of c whose sum is b. ax² + bx + c: Find factors of ac whose sum is b. 26. 7x³y²z - 63xy²z 29. 150y4 - 6y² 32. 4c4 - 52c³ + 168c² 35. 4x² - 28x +49 38. x² + 2x² - 15 - 1. Substitute the initial vertical ve modeling the height of a proje 2. Factor the polynomial. 2. x² - 81 6.25x² - 4y² 10. 3c² - 13c - 10 14. 7x² - 67x - 30 18. 16x² - 34x - 15 3.x² - 4 7.x² - 2x - 63 11. c² - 9d²2 15. 2x² - 11x - 19. 8x² - 30x - 21.3x² - 108 24. 19x² - 114x + 171 27. b² - 10bc + 25c² 30. 288a - 200a³ 33. 12x³ + 104x² - 36x 36.294y4 - 24y² 39. The area of a rectangle is expressed by x²-3x - 28 Fr in terms of r
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