Slope

The slope (m) of a line in a linear equation.

Find the Slope

• m = (y₂ - y₁) / (x₂-x₁)
• rise/run
• Δy/Δx
• Δf/Δx
• f(x₂)-f(x₁) / x₂-x₁
• the average rate of change of f(x) with respect to x.

(https://www.mathplanet.com/education/pre-algebra/graphing-and-functions/the-slope-of-a-linear-function, 18.01.1x)

• Vertical lines have an infinite slope.
• Horizontal lines have a slope of 0.

Topics

• Secant Line