diff --git a/education/math/MATH1060 (trig)/Identities.md b/education/math/MATH1060 (trig)/Identities.md index 94c2ae6..9b9999c 100644 --- a/education/math/MATH1060 (trig)/Identities.md +++ b/education/math/MATH1060 (trig)/Identities.md @@ -26,7 +26,12 @@ $$ cot^2 \theta + 1 = csc^2\theta $$ - Cosine and secant are **even** - Sine, tangent, cosecant, and cotangent are **odd**. ## Examples +### Even and Odd Functions > If $cot\theta = -\sqrt{3}$, what is $cot(-\theta)$? $cot$ is an odd function, and so $cot(-\theta) = \sqrt{3}$ +### Simplifying Using Identities +> Simplify $\frac{sin\theta}{cos\theta}$ + +