Quadratic Graphs
The degree of a quadratic function
What is 2?
The value of "a" for a graph of a quadratic function opening downward.
What is negative?
y = 5(x - 3)2 + 4
What is (3, 4)?
y = a (x - p)(x - q)
What is the intercept form (factored form)?
The shape of the graph of a quadratic function.
What is a parabola?
The value of "a" for a graph of a quadratic function opening upward.
What is positive?
y = 5(x + 5)2 - 2
What is (-5, -2)?
y = a(x - h)2 + k
What is the vertex form?
The name of the line that divides a quadratic function exactly in half.
What is the axis of symmetry?
Which of the following quadratic functions have the widest graph:
y=4x2 y=-12x2 y=11x2 y=-2x2
What is y=-2x2?
y = -2/5(x + 7)2 - 11
What is (-7, -11)?
y = ax2 + bx + c
What is standard or general form?
The point on a quadratic function that will be the maximum or minimum of the function.
What is the vertex?
Which following quadratic functions has the narrowest graph:
y=4x2 y=2/3 x2 y=-2x2 y=-2/5 x2
What is y=4x2
y = x2
What is (0,0)?
general form of y = 3(x + 4)(x + 2)
What is y = 3x2 + 18x + 24?
The value of c in the quadratic f(x)=x2 - 17x
What is c = 0?
State the vertex form of a quadratic function.
What is f(x)=a(x-h)2 + k?
y = x2 - 4x - 3
What is (2, -7)?
General form of y = (x + 7)2 +3
What is y = x2 +14x + 52?