VOCAB
The u-shaped graph shown by a quadratic.
PARABOLA
This is the axis of symmetry for y = -2x^2 + 8x + 12.
x = 2
The vertex of y = 2x^2 + 16x - 1 is this ordered pair.
(-4,-33)
The roots of f(x)= x^2 - 4x - 21 are these numbers.
x = {3,7}
Which 8G teacher has been teaching at AAMS the longest?
Redix
The line that passes through the vertex and divides a parabola into two symmetric parts.
AXIS OF SYMMETRY
This is the axis of symmetry for the equation y = 2x^2 + 8x – 5.
x = -2
y = 4x^2 + 7 has its vertex at this point
(0,7)
These are the solutions to the equation x^2 - 25 = 0.
x = {-5,5}
Which 8G teacher has only ever been on an 8th grade team?
Jannise
The lowest or highest point on a parabola.
VERTEX
This is the axis of symmetry for y=3x^2+6x-2
x = -1
The vertex of y = x^2 is this ordered pair.
(0,0)
Solve: x^2 + 8x + 16 = 0.
x = {4}
Which 8G teacher has the most pets?
Romero
These are four names for the place or places a parabola crosses the x-axis.
x-intercepts, solutions, roots, and zeros
This is the axis of symmetry for y = -4x^2 + 3.
x=0
This point is the vertex of y = -3x^2 + 18x - 13.
(3,14)
Solve: x^2 + 4x = 0
x = {-4,0}
Which 8G teacher graduated from college first?
Lannon
This is the standard form of a quadratic equation.
ax^2 + bx + c
This is the formula for the axis of symmetry.
x = -b/2a ?
The vertex of y = -4x^2 + 3 is this.
(0,3)
Find solutions for -x^2-x-3.
no solutions
Which 8G teacher has a room number that has factors of 1,3,5, and 15?
Martinez