8-6 - Skills Practice
Skills Practice. Solving x2 + bx + c = 0. Factor each polynomial. 1. t2 + 8t + 12. 2. n2 + 7n + 12. (t + 2)(t + 6). (n + 3)(n + 4). 3. p2 + 9p + 20.
Reteach 8-3
bx c. 8-3. LESSON. Factor x 2. 7x. 10. Check your answer. x 2 Factor the trinomial by filling in the blanks below. 1. x 2 ... Practice A. &ACTORING.
Practice B 8-3
Class. Practice B. Factoring x. 2 bx c. Factor each trinomial. 1. x 2 + 7x + 10. 2. x 2 + 9x + 8. 3. x 2 + 13x + 36. 4. x 2 + 9x + 14. 5. x 2 + 7x + 12.
Practice A
Factoring x2 + bx + c. Factor each trinomial. 8. x2 ? 8x + 15 ... 6. 2m2(3m6 ? 8m ? 3). FACTORING x2 + bx + c. Practice A. 1. 3; 2. 2. 4; 1. 3. 5; 4.
Practice B 8-4
Class. Practice B. Factoring a x. 2 bx c. Factor each trinomial. 1. 2 x 2 + 13x + 15. 2. 3 x 2 + 10x + 8. 3. 4 x 2 + 24x + 27. 4. 5 x 2 + 21x + 4.
Practice
27. d2 + 2d - 15 = (d - 3)(d +. ) 28. m2 - 5m - 14 = (m + 2)(m -. ) 29. p2 - 6p - 16 = (p - 8)(p +. ) Practice. Form G. Factoring x2 + bx + c.
Factoring Quadratics Practice C.pdf
Holt McDougal Algebra 1. Practice C. Factoring x2 + bx + c. Factor each trinomial. 1. x2 + 10x + 24. 2. y2 + 12y + 20. 3. a2 + 15a + 54
Practice B
Holt McDougal Algebra 1. Practice B. Factoring x2 + bx + c. Factor each trinomial. 1. x2 + 7x + 10. 2. x2 + 9x + 8. 3. x2 + 13x + 36
8-4 Practice B
8-4. Practice B. Factoring a x. 2 bx c. Factor each trinomial. 1. 2 x 2 + 13x + 15. 2. 3 x 2 + 10x + 8. 3. 4 x 2 + 24x + 27.
8-7 - Skills Practice
Lesson 8-7. Chapter 8. 45. Glencoe Algebra 1. Skills Practice. Solving ax2 + bx + c = 0. Factor each polynomial if possible. If the polynomial cannot be
LESSON Practice B 8-3 Factoring x 2 bx - Weebly
8-3 Practice B Factoring x 2 bx c Factor each trinomial 1 x 2 7x 10 2 x 2 9x 8 3 x 2 13x 36 x 2 x 5 x 1 x 8 x 4 x 9 4 x 2 9x 14 5 x 2 7x 12 6 x 2 9x 18 x 7 x 2 x 3 x 4 x 6 x 3 7 x 2 9x 18 8 x 2 5x 4 9 x 2 9x 20 x 6 x 3 x 4 x 1 x 5 x 4 10 x 2 12x 20 11 x 2 11x 18 12 x 2 12x 32 x 2 x 10 x 9 x 2 x 8 x 4
Copyright © by Holt, Rinehart and Winston.
22 Holt Algebra 1
All rights reserved.
When factoring x
2 ? bx ? c: If c is positiveand b is positive both factors are positive. and b is negative both factors are negative.Name Date ClassReteach
Factoring x
2 ? bx ? c 8-3LESSONFactor x
2 ? 7x ? 10. Check your answer. x 2 ? 7x ? 10Need factors of 10 that sum to 7.
Factors of 10 Sum
1 and 10
11 72 and 5
7 3 x ? 2 x ? 5Check:
x ? 2 x ? 5 ? x 2 ? 5x ? 2x ? 10 ? x 2 ? 7x ? 10 3Factor x 2 ? 9x ? 18. Check your answer. x 2 ? 9x ? 18Need factors of 18 that sum to ?9.
Factors of 18 Sum
?1 and ?18?19 7 ?2 and ?9?11 7 ?3 and ?6?9 3 x ? 3 x ? 6Check:
x ? 3 x ? 6 ? x 2 ? 6x ? 3x ? 18 ? x 2 ? 9x ? 18 3 Factor the trinomial by filling in the blanks below. 1. x 2 ? 10x ? 16Need factors of
16 , that sum to 10.Factors Sum
1 and 16172 and 810
4 and 48
x ? 2 x ? 8 2. x 2 ? 9x ? 20
Need factors of 20
, that sum to ?9Factors Sum
?1 and ?20?21 ?2 and ?10?12 ?3 and ?5?9 x ? 4 ? x ? 5Factor each trinomial.
3. x 2 ? 13x ? 12 4. x 2 ? 15x ? 50 5. x 2 ? 13x ? 36 x ? 12 x ? 1 x ? 10 ? x ? 5 x ? 9 x ? 4 a107c08-3_rt.indd 22a107c08-3_rt.indd 2212/26/05 8:13:58 AM12/26/05 8:13:58 AMProcess BlackProcess Black
Copyright © by Holt, Rinehart and Winston.
23 Holt Algebra 1
All rights reserved.
Name Date Class
Reteach
Factoring x
2 ? bx ? c (continued) 8-3LESSON
When factoring x
2 ? bx ? c: If c is negativeand b is positive the larger factor must be positive. and b is negative the larger factor must be negative.Factor x
2 ? 8x ? 20. Check your answer. x 2 ? 8x ? 20Need factors of ?20 that sum to 8.
(Make larger factor positive.)Factors of ?20Sum
?1 and 2019 7 ?2 and 10 8 3 ?4 and 5 1 7 x ? 2 x ? 10Check:
x ? 2 x ? 10 ? x 2 ? 10x ? 2x ? 20 ? x 2 ? 8x ? 20 3Factor x 2 ? 3x ? 28. Check your answer. x 2 ? 3x ? 28Need factors of ?28 that sum to ?3.
(Make larger factor negative.)Factors of ?28Sum
1 and ?28?27 7
2 and ?14?12 7
4 and ?7?3 3
x ? 4 x ? 7Check:
x ? 4 x ? 7 ? x 2 ? 7x ? 4x ? 28 ? x 2 ? 3x ? 28 3 6. x 2 ? x ? 20Need factors of
?20 , that sum to 1Factors Sum
?1 and 2019?2 and 108
?4 and 51
x ? 4 x ? 5 7. x 2 ? 3x ? 4
Need factors of
?4 , that sum to ?3Factors Sum
1 and ?4?3 2 and ?20 x ? 1 x ? 4 Factor the trinomial by filling in the blanks below.Factor each trinomial.
8. x 2 ? 3x ? 18 9. x 2 ? 5x ? 14 10. xquotesdbs_dbs4.pdfusesText_8[PDF] 8 3 practice multiplying polynomials
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