YouTube on MSNOpinion

Algebra 2 - How to solve a trigonometric equation using the double angle formula

Here's the revised YouTube video description without the links: Learn how to use the double angle identities to solve ...
Opinion
YouTube on MSNOpinion

Find the equation of a circle given the center and line tangent to the circle

In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The video will provide you with math help using step by step instruction. Math ...
BBC

How to solve simple algebraic equations

An equation is a mathematical expression that contains an equals symbol. Equations often contain algebra. Algebra is used in Maths when we do not know the exact number in a calculation - this unknown ...
BBC

How to solve algebraic equations using guess and check

An algebraic equation contains one or more letters in it. Each letter in the equation is called a variable. A variable can change in value. We guess at different values for each letter until our ...