Quadratic Vocabulary
What is the name of the graph of a quadratic function?
Parabola
Factor the expression: x2+5x-24=0
Find the zeros.
x=3
x=-8
What is the name of the line that cuts the graph of a quadratic in half?
Axis of Symmetry
Factor: x3 – 3x2 – 9x + 27
(x+3)(x-3)2
What is the vertex of the parabola y=0.5(x+4)2+6
(-4,6)
What is the equation in standard form?
y=(x=4)2-1
y=x2+8x+15
What is the name of the maximum or minimum of a quadratic function?
Vertex
Solve the equation of the form 2x2-5x-3=0 by using the quadratic formula.
x=8.75
Factor: 75x2 – 12
3(5x+2)(5x−2)
Which of the following could be the equation for a function whose roots are at x=-4 and x=3
x2+x-12=0
x2-4x+3
(x-1)(x-3)
Factor the polynomial
10x2+4x-6
2(5x−3)(x+1)