Double Angle Inverse Tangent

Class 12 Inverse Trigonometric Functions Trigonometry

2 tan inverse x

Definition

Useful identity converting double inverse tangent to inverse sine.

sin inverse plus cos inverse equals pi over 2

Class 12 Inverse Trigonometric Functions

A = pi*r*r

Class 10 Circles

c*c = a*a + b*b

Class 10 Geometry

quadratic formula roots

Class 10 Algebra