systems of equations
3x+4(2x-2)=-8
x=0
what is the general equation of a linear function?
y=mx+b
does a positive parabola open up or down?
up
when would you factor by grouping?
when you have 4 terms
3x+y=12
x=2
if the slopes are same, is the line parallel or perpendicular
parallel
what is the vertex?
(h,k)
2x+3x+3x+5
15x2+25x
4x+y=12
y=3
f(x)=2x+6
(0,6)
y=f(x)=a (x-h)2+k
f(x)=2(x+1)2-3
15k3-5k2+24k-8
(3k-1)(5k2+8)
4x+2y=2
x=0
x-2y=-8
(-8,0)
y=x2+4x+1
-3
25n4-50n3+35n
5
5x-8y=1
x=5
what does a horizontal line mean?
zero slope
y=x2+2x+1
1
18y2-4x5
2