Factoring Review

Factoring and Solving

100

x²+10x+25=0

x=-5,-5

200

 x²-12x+27=0

x=3,9

300

x²-5x+6=0

x=3,2

400

x²+2x-24=0

x=-6,4

500

x²+13x+42=0 

x=-7,-6

Factoring by taking the Square Root

100

x²-36=0

x=-6,6

200

x²-1=24

x=-5,5

300

2x²-8=0

x=-2,2

400

3x²+7=55

x=-4,4

500

-2x²+15=x²-12

x=-3,3

Factor using the GCF

100

x²+3x=0

x=-3,0

200

3x²-12x=0

x=0,4

300

5x²-45=0

x=-3,3

400

4x²=20x

x=0,5

500

3x²-6x-45=0

x=-3,5

Factor Completely

100

b²+8b+7

(b+7)(b+1)

200

n²-11n+10

(n-10)(n-1)

300

b²+16b+64

(b+8)(b+8)

400

n²+6n+8

(n+4)(n+2)

500

2n²+5n+2

(2n+1)(n+2)

Factoring using Special Cases

100

x²+6x+9=0

x=-3

200

x²+8x+16=0

x=-4

300

x²-12x+36=0

x=6

400

x²+14x+49=0

x=-7

500

4x²+28x+49=0

x=-7/2