How to solve systems of linear equations using elimination and substitution.
How to use the trigonometric functions sin, cos, and tan.
In this video you will learn how to solve for the arc length in a circle given an angle. We go over the different formulas and how they are derived.
In this video we go over direct and inverse variation and proportions. Then, we solve a few practice problems.
In this video you will learn what radians are and how to use them. Also, you will learn what the unit circle is and how it is used to evaluate trigonometric functions.
How to use the trigonometric functions sec, csc, and cot.
Everything you need to know about percentages.
How to use the formula distance = rate * time.
How to simplify complex fractions.