x2+5x
x(x+5)
4
The solution to this system of equations
(-2, -1)
List the x-intercepts for y=x2-4x-32
(8,0) and (-4,0)
What is the GCF of 16xy, 4x2y, and 8xy2?
4xy
4k2 - 12k
4k(k - 3)
The slope of the line 3y + 5x = 15
-5/3
The solution to this system of equations by graphing:
y = 3/4x + 4
y = -3/4x - 2
(-4, 1)
Solve.
4x2 = 64
x = 4 and -4
What is the vertex of the function f(x) = -(x - 4)2 + 3 and is the vertex a minimum or maximum?
(4, 3) and maximum
x2 + 10x + 16
(x + 8)(x + 2)
The slope of this line
3/2
Solve this system of equations by substitution:
y = 1
-5x - 4y = 6
(-2, 1)
What transformations will occur to the graph of the function f(x)=1/3x2 - 4?
Shrink by 1/3 and translate down 4
Subtract: (3x2-2x-1) - (5x2-3x+9)
-2x2 + x - 10
x2 - 25
(x - 5)(x + 5)
The slope from the points (6, 4) and (2, -4).
2
Solve this system of equations by elimination:
-x + y = 8
x + 7y = 16
(-5, 3)
Solve 3x2-5x=3 using the quadratic formula.
x = (5 +/- √61)/6
What is the only difference in the graph of f(x) = -2x2 + 1 and f(x) = 2x2 + 1?
One opens up and one opens down
p = 5, p = -1
The slope of a line perpendicular to y = 2/3x + 4.
-3/2
Solve this system of equations:
-5x - y = 27
-5x - y = 18
No solutions
Find the x-intercepts of f(x) = 3x2-11x-20
x = -4/3 and 5
Solve: 3|2x-5|>12
x>9/2 or x<1/2