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Factoring trinomials
Factoring trinomials - Coefficient
Special Cases
FACTOR BY GCF
REVIEW
100
Factor into two binomials- x
2
+8x+12
(x+6)(x+2)
100
Factor into two binomials- 2x
2
+7x+3
(2x+1)(x+3)
100
Factor. x
2
- 9
(x+3)(x-3)
100
Factor by GCF- 14n
2
+10n
2n(7n+5)
100
Solve for x: 3x-7=11
x=6
200
Factor into two binomials- m
2
-11m+18
(m-9)(m-2)
200
Factor into two binomials- 5n
2
+26n+5
(5n+1)(n+5)
200
Factor. x
2
- 121
(x-11)(x+11)
200
Factor by GCF- 18x
3
-6x
6x(3x
2
-1)
200
2x+8=5x-7
x=5
300
Factor into two binomials- x
2
+5x-24
(x+8)(x-3)
300
Factor into two binomials- 3x
2
-10x+7
(3x-7)(x-1)
300
Factor. x
2
+ 12x + 36
(x+6)
2
300
Factor by GCF- 8-4a
2
4(2-a
2
)
300
Solve the system of equations by using substitution. 3y+2x=32, x=7
y=6
400
Factor into two binomials- y
2
-6y-7
(y-7)(y+1)
400
Factor into two binomials- 7x
2
-36x+5
(7x-1)(x-5)
400
Factor. 4x
2
- 81
(2x-9)(2x+9)
400
Factor by GCF- 4x
4
+16x
3
-8x
2
4x
2
(x
2
+4x-2)
400
What is the slope and y-intercept of the following line? y=5x-2
Slope=5 Y-Intercept=-2
500
Factor into two binomials- x
2
-13x-30
(x+2)(x-15)
500
Factor into two binomials- 2x
2
-12x+10
(2x-2)(x-5)
500
Factor. x
2
- 30x + 225
(x-15)
2
500
Factor by GCF- 10a
3
b
4
-6a
2
b
6
2a
2
b
4
(5a
3
-3b
2
)
500
Solve the system of equations by using elimination. 2x + y = 9, 3x – y = 16
x=5, y=-1