algebra chapter 4 formulas Flashcards
0
Q
Rate of change
A
change in x
1
Q
Standard form
A
Ax + By = C
2
Q
Slope
A
rise
––––
run
3
Q
Slope formula
A
m = y2 - y1
–––––––
x2 - x1
4
Q
Direct variation
A
y =kx
5
Q
Slope-intercept form
A
y = mx + b
6
Q
Point slope form
A
y - y1 = m(x - x1)
7
Q
What is m
A
Slope
8
Q
What is k
A
Constant of variation
Slope of a direct variation only
9
Q
What is b
A
Y-intercept
10
Q
Which variable is independent
A
X
11
Q
Which variable is dependent
A
Y
