Quadratics Review

Solve by Completing the Square

100

a²+4a-10=-5

a=-5, a=1

200

r²-10r+19=3

r=2, r=8

300

x²-2x-13=2

x=-3, x=5

400

v²+8v+12=-3

v=-5 , v=-3

500

x²+4x-8=4

x=-6, x=2

Solve using the Quadratic Formula

100

x²+2x-8=0

x=2, x=-4

200

m²+3m-4=0

m=1 , m=-4

300

n²-2n-8=0

n=4 , n=-2

400

r²-3r+2=0

r=2 , r=1

500

3v²+3v-60=0

v=4 , v=-5

Factoring Quadratics

100

3n³-40n²-20n+25

(8n²-5)(4n-5)

200

n³-5n²-8n+40

(n²-8)(n-5)

300

b²-3b-28

(b-7)(b+4)

400

m²+9m+14

(m+7)(m+2)

500

5x²-7x+2

(5x-2)(x-1)

Solve for C

100

x²-10x+c

c=25

200

y²-20y+c

C=100

300

n²+38n+c

C=361

400

x²-8x+c

C=16

500

z²-2z+c

C=1