Misc.
Name the term that defines all of the possible x-values of a function
What is Domain
What is the minimum for f(x)= (x-3)2-2
(3,-2)
Evaluate f(x) = 8x2 -16x + 27 for f(-2)
f(-2)= 91
A type of function with the highest power of 2.
What is a quadratic equation?
Convert to Standard form f(x) = -2(x - 2)2
f(x) = -2x2 + 8x - 8
Name the term that defines all of the possible y-values.
What is the Range
The vertex of: y = (x+3)2
What is (-3, 0)
Convert to standard form: -(x+3)(x+1)
-x2-4x-3
The graph of a quadratic function.
What is a parabola?
Convert to Factored form: f(x) = 2x2 + 9x + 9
f(x) = (2x+3)(x+3)
The axis of symmetry: y= (x+3)(x+7)
What is x = -5
What is the vertex: y = - 2 ( x+4 )2 - 1
(-4,-1)
What term represents a in this expression: x2-3x+2
What is 1
Factored form
Convert to standard form:
(2x-3)(x+7)
2x2 +11x -21
Give the parent function for quadratic functions
f(x) = x2
Give the formula for vertex form
What is f(x) = a(x-h)2 + k
Give the general form of standard form
What is f(x) = ax2 + bx + c
Name for the location where the parabola intersects the y-axis.
What is the y-intercept
Convert to Factored Form 5x2 -15x - 20
(5x+5)(x-4) or
5(x+1)(x-4)
What is the solution to this system of equations: y=5x+3 and -y= -2x -9
What is (2,13)
The vertex of: y = 3x2 - 12x +4
What is (2, -8)
Evaluate g(x)=3x2-5x + 2.3 for g(-4)
g(-4)=70.3
When a parabola has a minimum, it is to known to be....
concave up
Convert to Factored Form x2 - 11x + 24
(x-3)(x-8)