Factoring trinomials help please
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Factoring trinomials help please

[From: ] [author: ] [Date: 11-05-14] [Hit: ]
4.5.......
1. 3x^2 + 11x - 4

2. 6x^2 + 5x - 6

3. 9a^2 - 56a+12

4. 4u^2 - 4u- 35

5. n^2 - 49

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3x^2+11x-4
3x^2+12x-x-4
(3x^2+12x)+(-x-4)
3x(x+4)+-1(x+4)
(3x-1)(x+4)

6x^2+5x-6
6x^2+9x-4x-6
(6x^2+9x)+(-4x-6)
3x(2x+3)+-2(2x+3)
(3x-2)(2x+3)

9a^2-56a+12
9a^2-54a-2a+12
(9a^2-54a)+(-2a+12)
9a(a-6)+-2(a-6)
(9a-2)(a-6)

4u^2-4u-35
4u^2-14u+10u-35
(4u^2-14u)+(10u-35)
2u(2u-7)+5(2u-7)
(2u+5)(2u-7)

n^2-49
(n-7)(n+7)

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1. (x+4)(3x-1)
2. (2x+3)(3x-2)
3. (a-6)(9a-2)
4. (2u+5)(2u-7)
5. (n+7)(n-7)
1
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