Factoring
Use the Zero Product Property to solve the following quadratic equation:
(x - 7)(x + 2) = 0
x = 7 x = -2
Solve the following quadratic equation by using square roots: x^2 = 4
What is +2 and -2 ?
The formula to finding the axis of symmetry?
What is x = -b/2a ?
The easiest way to solve quadratics in standard form (ax2 +bx +c = 0)
What is factoring?
The vertex of f(x)= x2
What is (0,0)?
Solve the following quadratic equation by factoring:
x2 + 3x + 2 = 0
What is x= -2 and x= -1 ?
Solve the following quadratic equation by using square roots: x^2 = 121
What is +11 or -11 ?
If a > 0 (positive), the graph will have a maximum or minimum vertex.
What is a minimum?
Solve the following quadratic equation by using the quadratic formula: x2 - 2x - 8 = 0
What is x= 4 and x= -2 ?
The vertex of f(x)= -x2 +8x -15
What is (4, 1)?
Solve the following quadratic equation by factoring:
x2 - 6x + 5 = 0
What is x= 5 and x= 1 ?
Solve the following quadratic equation by using square roots: 4x^2 = 400
What is +10 and -10 ?
If a < 0 (negative), the graph will have a maximum or minimum vertex.
What is a maximum?
Solve the following quadratic equation by using the quadratic formula: x2 - 9x + 20 = 0
What is x= 5 and x= 4 ?
The vertex of f(x)= x2 -2x
What is (1, -1)?
Solve the following quadratic equation by factoring:
x2 - 6x - 27 = 0
What is x =9 and x =-3 ?
Solve the following quadratic equation by using square roots: x^2 -9 = -8
What is +1 and -1 ?
After you've found the axis of symmetry, you find the vertex by doing this.
What is "plug in -b/2a"?
Solve the following quadratic equation by using the quadratic formula: x2 + 5x + 4 = 0
What is x= -1 and x= -4 ?
The vertex of f(x)= -x2 -4x
What is (-2, 4)?
Solve the following quadratic equation by factoring:
2x2 - 5x - 3 = 0
What is x= -1/2 and x= 3 ?
Solve the following quadratic equation by using square roots: 5x^2 + 3 = 128
What is +5 and -5 ?
This is the y-intercept of any quadratic.
What is the c value?
Solve the following quadratic equation by using the quadratic formula: 4x2 - x - 5 = 0
What is x= 5/4 and x= -1 ?
The vertex of y= 4x2 + 8x + 3.
What is (-1, -1)?