From b2aacf61ff3a73bf3ec607a663e3ff02b875b52e Mon Sep 17 00:00:00 2001 From: arc Date: Sun, 26 Jan 2025 17:37:19 -0700 Subject: [PATCH] vault backup: 2025-01-26 17:37:19 --- education/math/MATH1210 (calc 1)/Derivatives.md | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/education/math/MATH1210 (calc 1)/Derivatives.md b/education/math/MATH1210 (calc 1)/Derivatives.md index 0bd2185..2660959 100644 --- a/education/math/MATH1210 (calc 1)/Derivatives.md +++ b/education/math/MATH1210 (calc 1)/Derivatives.md @@ -1,4 +1,4 @@ -A derivative can be used to describe the rate of change for a single point. +A derivative can be used to describe the rate of change at a single point, or the *instantaneous velocity*. The formula used to calculate the average rate of change looks like this: $$ \dfrac{f(b) - f(a)}{b - a} $$ @@ -6,4 +6,7 @@ Interpreting it, this can be described as the change in $y$ over the change in $ - Speed is always positive - Velocity is directional -- \ No newline at end of file + +# Line Types +## Secant Line +A **Secant Line** connects two points on a graph. \ No newline at end of file