12.3a Trial&Error
12.3b AC Method
12.4a Special Squares
12.5 Extra Factoring
BONUS + 25 points each
100
x²+5x+6
(x+3)(x+2)
100
3x²-11x-4
(x−4)(3x+1)
100
-4x²+100
−4(x+5)(x−5)
100
a²-4a+3
(a−3)(a−1)
100
y²-196
(y+14)(y-14)
200
x²-11x+10
(x-10)(x-1)
200
6x²+2x-20
2(x+2)(3x−5)
200
4x²-49
(2x+7)(2x−7)
200
x²+9x-36
(x+12)(x−3)
200
49x²+4
not factorable (prime)
300
x²+2x+3
Not Factorable
300
10x²+35x+30
5(x+2)(2x+3)
300
16x²-40x+25
(4x−5)²
300
x³-4x²-12x
x(x+2)(x−6)
300
-150x²+96
−6(5x+4)(5x−4)
400
5a²-7a+2
(5a−2)(a−1)
400
32y²+50
2(16y²+25)
400
y²+6y+9
(y+3)²
400
2x²+7x+3
(x+3)(2x+1)
400
x³+7x²−9x−63
(x+3)(x−3)(x+7)
500
12m³n-50m²n+8mn
2m³n(6-25n)
500
72a³-306a²+189a
9a(4a−3)(2a−7)
500
64x³+27y³
(4x+3y)(16x²−12xy+9y²)
500
12n²-60n-75
3(4n²−20n−25)
500
(y²+20y+100)-49x²
(y+10-7x)(y+10+7x)
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