Linear Legends
What is the slope of a horizontal line?
Zero
Definition: The point where two lines cross.
The Solution
What is the shape of a quadratic graph?
Parabola
True or False: Factoring is the opposite of multiplying.
True
y=a(b)x what letter represents the initial value?
Parallel lines have what kind of slope relationship?
They are the same.
How many solutions does a system have if the lines are the same?
Infinite
What is another name for the x-intercepts of a quadratic?
Zeros, Roots, or solutions
What is the GCF of 6x3 and 9x2 ?
3x2
y=50(0.85)x is this growth or decay?
Decay
What is the x-intercept of 4x-2y=8 ?
(2,0)
Solve this system: y = 3x - 3 and 2x+y=7.
(2,3)
if ax2 is positive, does the parabola open up or down?
Factor this expression: x2+5x+6 .
(x+2)(x+3)
What is the growth rate (as a %) in y= 10(1.03)x?
3%
Rewrite 2x+3y=9 in slope-intercept form.
y=-2/3x+3
Write a system for: 10 total items ( x and y ), where x is 3 more than y.
x+y=10 and x=y+3
Find the Vertex of y: (x-2)2 +3.
(2,3)
Factor this difference of squares: 4x2 - 9
(2x-3)(2x+3)
What is the name of the line an exponential graph never touches?
Asymptote
Find the equation of a line with slope 2 passing through (1,3).
y=2x+1
Solve by elimination: 2x+3y=6 and 4x-3y=12.
(3,0)
Find the zeros of : x2-5x+6.
x=2 and x=3
Factor completely: x2-4x-12.
(x-6)(x+2)
What is the range of the function y=2x.
y>0