What is the GCF of the following expression?
3x+9
3
Factor the following expression:
x2+10x+25
(x+5)(x+5) or (x+5)2
Find the zeros:
x2-7x-18
{-2,9}
Change to vertex form:
x2+4x+12
y = (x+2)2 + 8
A golfer takes a swing at a golf ball. The path his ball took is modeled by the equation -5x2+30x+0.05.
What is the initial height of the golf ball?
0.05
What is the GCF of the following expression?
16x2-32x
Factor the following expression:
x2-4
(x+2)(x-2)
Find the zeros:
3x2+6x=0
{-2,0}
Change the vertex form:
x2-6x+13
y = (x-3)2 + 4
A golfer takes a swing at a golf ball. The path his ball took is modeled by the equation -5x2+30x+0.05.
What is the maximum height the ball reaches?
45.05
Factor out the GCF:
4x4-16x3+40x2
4x2(x2-4x+10)
Factor the following expression:
5x2-x-18
(5x+9)(x-2)
Find the roots:
5x2+12x-4=30x-13
{3/5,3}
Change to vertex form and state the vertex:
x2-7x-44
y = (x-3.5)2 - 56.25
(3.5, -56.25)
A golfer takes a swing at a golf ball. The path his ball took is modeled by the equation -5x2+30x+0.05.
How long was the golf ball in the air?
6.002 seconds
Factor out the GCF:
12x3+3x2-3x
3x(4x2+x-1)
Factor the following expression:
2x2+14x-36
2(x-2)(x+9)
Find the roots:
4x2-x=5
{-1,5/4}
If I change the equation from standard to vertex form, what is the value of h?
x2-6x-2
3
A volleyball player hits the ball over the net. The path of the ball is modeled by the equation -16x2+24x+3.
How long does it take the ball to reach the maximum height?
0.75 seconds
Factor out the GCF of the following expression:
14x2y5+49x6y3
7x2y3(2y2+7x4)
Factor the following expression:
6x2+28x+18=-12
2(x+3)(3x+5)
-4=-3x2-x
{-4/3,1}
Change to vertex form and state the vertex:
x2+14x-24=71
y = (x+7)2 - 144
(-7, -144)
A volleyball player hits the ball over the net. The path of the ball is modeled by the equation -16x2+24x+3.
After how many seconds does the ball hit the ground?
1.62 seconds