GCF and Square Roots
Solve the quadratic equation by using GCF
x^2+4x=0
x=0, -4
Solve the quadratic equation.
(x-4)(2x-1)=0
x=4, 1/2
Determine the discriminant and number of real solutions.
x^2+18x+17=0
d = 256 ; 2 real solutions
Solve the quadratic equation.
100x^2+3=103
x=1, -1
Solve by using square roots.
x^2-49=0
x=7, -7
Solve by factoring.
x^2-7x-8=0
x=-1, 8
Determine discriminant and number of real solutions.
x2 + 3x +11 = 0
d = -35 ; 0 real solutions
Solve the quadratic equation.
2x^2+7x+5=0
x=-5/2, -1
Solve by applying the GCF method.
2x^2-10x=0
x=0, 5
Solve by factoring.
2x^2-17x+35=0
x=5, 7/2
Solve by using the quadratic formula.
4x^2+6x-108=0
x=4.5, -6
Solve the quadratic equation.
x^2-10x-6=5
x=11, -1
Solve by using the square root method.
9x^2-1=80
x=3, -3
Solve by factoring.
x^2+12x+38=2
x=-6
Solve by using the quadratic formula.
3x^2-11x+9=0
x=2.43 , 1.23
Solve the quadratic equation.
5x^2+6x+10=9
x=-1/5, -1
Solve by applying the GCF method.
12x^2-20x=0
x=0, 5/3
Solve by factoring.
3x^2-14x-7=-2
x=-1/3, 5
Solve by using the quadratic formula. Leave all answer in simplified radical form, no decimals.
9x^2+6x-20=-2
x=1.12, -1.79
Solve the quadratic equation.
7x^2+x-12=-6
x=6/7, -1