Factoring
Solve using factoring:
x^2-5x-14
x = 7 x = -2
Solve the following quadratic equation by using square roots: 2x2 +32= 40
x = 2 x = -2
Solve the following quadratic equation by completing the square: x2 + 6x +8 = 0
x = -2 x = -4
What is the quadratic formula?
x=(-b+-sqrt(b^2-4ac))/(2a)
Find the vertex of y=-x2+8x-15
(4,1)
Solve the following quadratic equation by factoring. x2+2 = -3x
x = -2 x = -1
Solve the following quadratic equation by using square roots:
3x^2+4=58
x=+-3sqrt2
Solve the following quadratic equation by completing the square: x2 - 6x = -5
x = 1 x = 5
Solve the following quadratic equation by using the quadratic formula: x2 + 6x + 5 = 0
x = -1 x = -5
Find the vertex of y=x2-2x
(1,-1)
Solve the following quadratic equation by factoring. 2x2 - 12x + 10 = 0
x = 5 x = 1
Solve the following quadratic equation by using square roots:
(5x-3)^2=49
x = 2 and x= -4/5
Solve the following quadratic equation by completing the square: x2 - 2x - 24 = 0
x = -4 x = 6
Solve the following quadratic equation by using the quadratic formula: x2 - 9x + 20 = 0
Find the vertex of y=5x2+2x-2
(-1/5,-11/5)
Solve the following quadratic equation by factoring.
1/2x^2-3x=27/2
x2 - 6x - 27 = 0
x = 9 x = -3
Solve the following quadratic formula using square roots:
-2(2x+16)^2=-88
x=-8+-sqrt11
Solve the following quadratic equation by completing the square: x2 + 10x +16 = 0
x = -2 x = -8
Solve the following quadratic equation by using the quadratic formula: 2x2 + 9x + 4 = 0
y=-x2-4x
(-2,4)
Solve the following quadratic equation by factoring. 2x2 - 5x - 3 = 0
x = -1/2 x = 3
Solve the following quadratic equation by using square roots:
(5x-9)^2+26=-10
No Solution
Solve the following quadratic equation by completing the square: 2x2 - 8x = 9
x=2+-sqrt34/2
Solve the following quadratic equation by using the quadratic formula: 4x2 - 17x - 15 = 0
Find the vertex of y=5x2+4x+3
(-2/5, 11/5)