Definitions
What is standard form of a quadratic function?
y = ax2 + bx + c, where a is not 0.
25x2 - 9y2
What is (5x-3y)(5x+3y).
3x2 + 6x
What is 3x(x + 2) ?
2x² + 10x + 5 + x
(2x + 1)(x + 5)
x2 + 6x +8
(x + 2)(x + 4)
What is the vertex form of a quadratic function?
y = a(x - h)2 + k
x2 - 12x + 36
What is (x-6)2
5x3 - 35x
5x(x2 - 7)
x3 - 4x2 -5x + 20
(x-4)(x2 -5)
x2 - x - 6
(x − 3)(x + 2)
What is intercept form of a quadratic function?
y = a(x - p)(x - q)
49a4 - x6
What is (7a2-x3)(7a2+x3).
4x3 + 6x + 2x2
2x(2x2 + 3 + x)
20x3-25x2+4x-5
(5x2+1)(4x-5)
x2 + x - 30
(x + 6)(x - 5)
What is a y-intercept of the function:
f(x) = -2x2 + 8x -11
y-intercept (x=0): y = -11
81b2 - 100c2d2
What is (9b-10cd)(9b+10cd)
6x2y3 + 9xy2
What is 3xy2(2xy + 3)
x³+7x²-2x-14
(x²-2)(x+7)
2x2 + 15x + 28
(2x + 7)(x + 4)
What are the coordinates of the vertex of the following quadratic function:
g(x) = 2x2 - 12x + 20
What is a V(3, 2)?
x4 - y4
What is
(x2 - y2)(x2 + y2) =
= (x - y)(x + y)(x2 + y2)
Factor completely:
6x3 - 24x
What is 6x(x2 - 4) =
= 6x(x - 2)(x + 2)
Factor completely:
x3 - 4x2 -4x + 16
(x-4)(x2 -4) = (x - 4)(x - 2)(x + 2)
Factor :
6y2 - 7y - 5
(3y - 5)(2y + 1)