diff --git a/education/math/MATH1060 (trig)/Graphing.md b/education/math/MATH1060 (trig)/Graphing.md index 120849b..ced1392 100644 --- a/education/math/MATH1060 (trig)/Graphing.md +++ b/education/math/MATH1060 (trig)/Graphing.md @@ -121,7 +121,9 @@ The inverse of a trig function is **not** the same as the reciprocal of a trig f | ----------------------------------- | ------------------------------------ | | Domain: Angle measures | Domain: Ratio of sides of a triangle | | Range: Ratio of sides of a triangle | Range: Angle Measure | -- To find the inverse of sin, you need to restrict the domain to $[-\frac{\pi}{2}] +- To find the inverse of sin, you need to restrict the domain to $[-\frac{\pi}{2}, \frac{\pi}{2}]$ +- To find the inverse of cos, you need to restrict the domain to $[0, \pi]$ +- To find the inverse of tangent, you need to restrict the domain to $(-\frac{\pi}{2}, \frac{\pi}{2})$. # Examples > Given $-2\tan(\pi*x + \pi) - 1$