Show:
BY GRAPHING
BY SQUARE ROOTS
BY THE QUADRATIC FORMULA
LINEAR SYSTEMS
NONLINEAR SYSTEMS
100

Solve this equation by graphing.

x^2-x-12=0

x=-3 and x=4

100

Solve this equation using square roots.

x^2=144

x=12 and x=-12

100

Solve this equation using the Quadratic Formula.

x^2-5x+4=0

x=4 and x=1

100

Solve the system using any method.

y=-x+3

y=2x-3

(2,1)

100

Solve the system using any method.

y=3/2x^2-2x-3

y=-2(x+2)+7

(2,-1) and (-2,7)

200

Solve this equation by graphing.

x^2-1=0

x=-1 and x=1

200

Solve this equation using square roots.

(x-3)^2=121

x=-8 and x=14

200

Solve this equation using the Quadratic Formula.

x^2-4x+3=0

x=3 and x=1

200

Solve the system using any method.

y=3x

y=4x+1

(-1,-3)

200

Solve the system using any method.

y=-2(x-4)

y=x^2-3x-4

(4,0) and (-3,14)

300

Solve this equation by graphing.

6x^2+4x+2=0

There are no x-intercepts here.

300

Solve this equation using square roots.

2(x-4)^2=56

x=4+2sqrt7

x=4-2sqrt7

300

Solve this equation using the Quadratic Formula.

2x^2+3x-5=0

x=1

x=-5/2

300

Solve the system using any method.

y-5=2x

y=8+x

(3,11)

300

Solve the system using any method.

y=-3x^2-30x-71

y=-3x-17

(-3,-8) and (-6,1)

400

Solve this equation by graphing.

-3x^2-3=-6x

x=1

400

Solve this equation using square roots.

3(x+1)^2-4=5

x=-1+sqrt3

x=-1-sqrt3

400

Solve this equation using the Quadratic Formula.

3x^2+5=-2x

No Solution. 

Cannot take the square root of a negative number.

400

Solve the system using any method.

0=y+4x-7

-2x+y=1

(1,3)

400

Solve the system using any method.

y=32x^2+5x-3

y=2x-1

(1/2,0)

(-2,-5)

500

Solve this equation by graphing.

x^2+5x=14

x=-7 and x=2

500

Solve this equation using square roots.

4(x-1)^2+2+8=10

x=1

500

Solve this equation using the Quadratic Formula.

x^2+121=-22x

x=-11

500

Solve the system using any method.

3y+3=-5x

2y-6=-2x

(-6,9)

500

Solve the system using any method.

y=x^2-64

y=8-x

(-9,17) and (8,0)