x
Menu

Algebra

Khan Academy, , Prof. Salman Khan

Updated On 02 Feb, 19

Overview

Contents:
Simple Equations - Equations - Linear Equations - Solving Inequalities - graphing lines - Slope and Y - intercept intuition - Slope - Equation of a line - Slope and Y-intercept Intuition - Averages - Integer sums -Taking percentages - Growing by a percentage - Another Percent Word Problem - More percent problems - systems of equations - Introduction to Ratios - Ratio problem with basic algebra - More advanced ratio problem - with Algebra

Alternate Solution to Ratio Problem - Introduction to Ratios - Advanced ratio problems - Age word problems - multiplying expressions - Solving a quadratic by factoring - i and Imaginary numbers - Complex Numbers - Introduction to the quadratic equation - Quadratic Equation - Completing the square - Quadratic Formula - Quadratic Inequalities - Introduction to functions - Functions - Domain of a function - Proof: log a + log b = log ab-Proof: A(log B) = log (B^A), log A - log B = log (A/B) - Proof: log_a (B) = (log_x (B))/(log_x (A))-Algebraic Long Division-Introduction to Conic Sections-Conic Sections: Intro to Circles

Includes

Lecture 24: Introduction to Ratios

4.1 ( 11 )


Lecture Details

Basic ratio problems. (from KhanAcademy.org)

Ratings

3.7


3 Ratings
55%
30%
10%
3%
2%
Comments
comment person image

Sam

Excellent course helped me understand topic that i couldn't while attendinfg my college.

Reply
comment person image

Dembe

Great course. Thank you very much.

Reply
Send