Functions
The value of the function: f(x)=-x2 +4 for f(3)
What is -5?
The number of solutions Ix-2I=-4 has.
What is zero
The vertex of the function: f(x)=-(x+2)2 - 5
What is (-2,-5)
Identify the a, b and c of the function:
y=x2 -2x+8
What is a=1, b=-2 and c=8
The x - intercepts (as ordered pairs) of the parabola with the equation
y= (x-2)(x+5)
What are (2,0) and (-5,0)
The value of f(-2) - g(-2) when f(x)=x2 - 8 and g(x)=3x+1
What is 1
Evaluate f(x)=Ix-5I-2 for f(-5)
What is 8
The y-intercept of the parabola with the equation
y=-(x+2)2 + 6
What is (0,2)
The vertex of the parabola of the equation:
f(x)= 2x2 - 4x + 3
What is (1,1)
The y - intercept of the parabola with the equation:
f(x) = 2(x-4)(2x+1)
What is (0,-8)
The domain of the function:
f(2)=5, f(-1)=3, f(0)=-2 and f(3)=6
What is {-1,0,2,3}
The y-intercept of the function f(x)=Ix-6I+4
What is 10?
The equation for the axis of symmetry of the parabola with the equation y=2(x-5)2
What is x=5
The value of the function f(x)=-3x2 + 2x - 5, given the x-intercept
What is 0
The equation of the axis of symmetry for the parabola represented by f(x) = (x+8)(x-6)
What is x=-1?
The test a graph must pass in order to be a function
What is the vertical line tes
The vertex of the absolute value function: 2Ix+3I-9
What is (-3,-9)
The equation y=-2(x+3)2 -1 in standard form
What is y=-2x2 -12x-19
The height of a ball tossed into the air can be modeled by the function h(x)=-16t2 + 60t +15 where t is the elapsed time in seconds, and h(x) is the height in feet.
The time it takes to reach its maximum height
What is 1.875 seconds
A rocket was launched into the air. The height of the rocket in feet after t seconds can be modeled by
h(t)=-16t(t-2)
the initial height
What is 0 feet
The function w gives the weight of a cat, in kilograms, when it is m months old. The meaning of the equation w(10)=3 in this situation.
What is the weight of the cat is 3 kilograms when it is 10 months old.
When graphing the function: f(x)=-3Ix-5I+1 how would you plot the first point from vertex
The equation of the parabola with a vertex shifted one to the right and 3 down from the parent function f(x)=x2 that is facing down.
What is y=-(x-1)2 - 3
The equation of the line in standard form that has a vertex at (2,-9) and passes through point (-1,0)
What is y= x2 -4x - 5
The equation in standard form for a parabola with x - intercepts at (3,0) and (-2,0) with an a value of -2
What is -2x2 +2x+12