Tangent Double Angle Identity

Calculate the tan of twice a given angle using double angle identity formula. Enter the α value and get the tangent double angle function value easily.


Tangent Double Angle Identity Calculator

Tangent Double Angle Identity Formula :

tan (2α)
= 2 tan (α) / (1 - tan2 (α))

Double angle identity calculators can be used where trigonometric expressions are need to be simplified. Also, double angle identity formulas and respective calculators are provided for sine and cosine trig functions.


Other Tan Calculators :

Related Calculators :