Find the Greatest Common Factor (GCF) of 12 and 20.
4
Find the equation of the graph below.

f(x)=2(x-1)^2-3
Simplify the following expression.
\frac(x^2-3x-10)(x^2-25)
\frac(x+2)(x+5)
Solve the following system of equations.
y=2x^2+4x-9
y=2x-5
(-2,-9) and (1,-3)
Find the domain and range of the following.

Domain: -5<x\leq2
Range: -3<y\leq0
Find the equation of the following function.

f(x)=-|x-2|+4
Simplify the following expression.
frac((2xy^2)^2)(4x^2)
y^4
It is known that it costs $37 for 5 hamburgers and 3 hot dogs at a certain restaurant. It also costs $34 for 4 hamburgers and 4 hot dogs at that same restaurant. How much does a hamburger cost? How much does a hot dog cost?
$5.75 per hamburger
$2.75 per hot dog
Find the domain and range of the following.

Domain: all real numbers
Range: y\geq-2
Find the x-intercept(s) of f(x)=3(x-2)^2-27 .
(-1,0) and (5,0)
Solve for x.
2x^3+4x^2-16x=0
x=-4
x=0
x=2
Solve the following system of equations. Be sure to check for extraneous solutions.
y=\sqrt(x+7)
y=x-1
(4.4,3.4)
Find the equation of a line that passes through the points (7,8) and (5,5).
y=frac(3)(2)x-frac(5)(2)
Find the vertex of the function f(x)=-x^2+2x+3 .
(1,4)
Simplify the following expression.
\frac(4x^2-81)(8x^2)*\frac(2x)(2x+9)
\frac(2x-9)(4x)
Simplify the following expression.
\frac(x-9)(x^2-16)+\frac(2)(x+4)
frac(3x-17)((x+4)(x-4))
Solve the following system of equations.
2x+3y=5
x+y=4
(7,-3)
Use the quadratic formula to find the x-intercepts of the following function.
f(x)=3x^2-3x-1
\frac(3\+-sqrt(21))(6)
Identify any holes and asymptotes in the following equation.
f(x)=\frac(3x^2+7x+4)(9x^2+12x)
hole at x=-4/3
vertical asymptote at
x=0
Solve the following equation.
\frac(x^2-2)(x)=-x+3
-0.5 and 2