Solve a Trig Equation Using Reciprocal Identities: 2cos^2(x)-cot(x)=0

This video explains how to solve a trig equation using reciprocal identities.

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Solve a Trig Equation Using Reciprocal Identities: tan^2(x)=4sin^2(x)

This video explains how to solve a trig equation using reciprocal identities.

Trig Function Values of Inverse Trig Function Values Using Reference Triangles (Not Q1)

This video explains how to evaluate expressions that are in the form of trigonometric function values of inverse trigonometric function values using reference triangles.