Linear Relations Formulas

Question 1

General Form

Answer 1

Ax + By + C = 0

Question 2

Point-Slope Form

Answer 2

m = y1 - y2 / x1 - x2

Question 3

Slope-Intercept Form

Answer 3

y = mx + b

Question 4

General Term (sequences)

Answer 4

an = a + (n - 1)d

Question 5

The term used when figuring out the sum of all of the terms in a sequence.

Answer 5

Sn = n
_ ( 2a + (n - 1)d)
2