Factoring trinomials when a=1
Factor using the GCF
Factoring the difference of two perfect squares
**Factor completely
100

Factor into two binomials: x^2 + 10x + 25

(x + 5)(x + 5)

100

Factor 3x^2 - 12x

3x(x - 4)

100
Factor: x^2-16
(x+4)(x-4)
100

Factor completely:  4xy + 8y

4y(1x + 2)

200

Factor into two binomials: x^2 - 12x + 27

(x - 9)(x - 3)

200

Factor: x^2 + 1x

x(x + 1)

200
Factor: 9-x^2
(3+x)(3-x)
200

Factor completely: 2x^2 - 18

2(x + 3)(x - 3)

300

Factor into two binomials: x^2 + 2x - 24

(x + 6)(x - 4)

300

Factor: 2x^2 + 4x

2x(x + 2)

300

25x^2 - 4y^2

(5x + 2y)(5x - 2y)

300

Factor completely: y^4 - 4

(y^2 + 2)(y^2 - 2)

400

Factor into two binomials: x^2 - 5x + 6

(x - 3)(x - 2)

400

Factor: 4ab^2 - 12a^2b

4ab(b - 3a)

400

9x^2 - 36

(3x + 6)(3x - 6)

400

Factor completely: 2x^3 + 14x^2 - 60x

2x(x + 10)(x - 3)

500

Factor into two binomials: x^2 - 7x - 18

(x - 9)(x - 2)

500

6xyz - 8abc + 11

Prime! 

500

x^2+100

Prime! 

500
Factor completely: 80-5d^2
5(4+d)(4-d)
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