Vocabulary
Misc.
x-intercepts
Axis of Symmetry
Factoring
100
What is the name for a U-shaped graph in the quadratic equation?
Parabola
100
What is the first step when solving quadratics using the quadratic formula?
Put the equation in standard form.
100

Name the x-intercepts y=(x-2)(x+6)

(2,0) and (-6,0)?

100

What is the y-intercept of x^2 + 3x - 4

(0, -4)

100
Use factoring or quadratic formula to solve the quadratic. m^2 + 3m - 40 =0
x=5 x=-8
200
How do we call the highest or lowest point on a parabola.
Vertex
200
What is the y-intercept?
Point where the parabola crosses through the y-axis.
200

Name the x-intercepts. Give points where the parabola is crossing the x-axis. Y=(x)(x-2)

(0,0) and (2,0)

200

What is the y-intercept of x^2 + 4x -10

(0,-10)

200
What is the quadratic formula?
x= -b +- /b^2 -4ac ______________ 2a
300
What is the name of the form for this quadratic equation? y = ax^2 +bx + c
Standard form
300

What do you call a parabola upside down

Concave Down

300
Name the x-intercepts. Give points where the parabola is crossing the x-axis. y=x^2 - 4
(-2,0) and (2,0)
300

What is the y-intercept of x^2 + 5

(0, 5)

300
Use the factoring or quadratic formula to solve the quadratic. m^2 - m = 0
m = 0 m = 1
400
When the vertex is in the lowest part of the parabola, what is it called?
The minimum
400

How many points do you need to graph a parabola

Three to Four 

(X-intercepts, y-intercepts, vertex)

400

Name the x-intercepts. Use factoring, graphing or quadratic formula to find the points where the parabola crosses through the x-axis. y=x^2 - x - 2

(-1,0) and (2,0)

400

What is the y-intercept of x^2 + 3x

(0,0)

400
Use the factoring or quadratic formula to solve the quadratic. 4a^2 +16a -20 =0
a = 1 a = -5
500
How do we call the line that runs through the vertex and divides the parabola in half.
Axis of symmetry
500

What is the "turning point" of a parabola

A Vertex

500

Name the x-intercepts y=x^2 + 4x - 32

(-4,0) (8,0)

500

What is the y-intercept of (x + 3)(x + 5)

(0, 15)

500
Use the factoring or quadratic formula to solve the quadratic. 4v^2 -2v =8
x= (1+ /33)/4, x = (1-/33)/4
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