What is the formula used to find the slope of the line passing through (x₁, y₁) and (x2, y₂)?
A) m = x₁ + ₁ + x2 + y₂
B) m = (y2-y₁)(x₂-x₁)
C)
D)
m=
m =
y2 + y₁
x₂ + x1
J2-Yi
X2-X1