Inverse trig functions: arctan | Trigonometry | Khan Academy
Evaluating Inverse Trigonometric Functions
Where do Sin, Cos and Tan Actually Come From - Origins of Trigonometry - Part 1
Inverse Trigonometric Functions
How to Solve a Tangent Ratio : Lessons in Math
How to use the inverse tangent without a calculator
Learn Inverse Sin, Cos, and Tan in 5 minutes
Evaluate the Inverse of Tangent
Trigonometry For Beginners!
How to use a calculators inverse tan function
How to use tangent to find the missing leg of a triangle
Graphs of Inverse Trigonometric Functions (1 of 2: Thinking through domain & range)
Graphing y = tan¯¹(tan x)
Evaluate the trig function and inverse function
How to find tan inverse using logtable
sin vs sin-1 regular vs inverse trig functions
How to use your iPhone for Trigonometry calculations
Evaluate for the inverse tangent using the unit circle
Trick for doing trigonometry mentally!
