Cos 3x
cos triple angle
Definition
Triple angle formula for cosine.
Related Formulas
Sin 3x
sin triple angle
Sin A + Sin B
sum to product sin
Cos A + Cos B
sum to product cos
Study Tools
Question
Cos 3x
Tap to reveal formula
Answer
cos triple angle
Triple angle formula for cosine.
Used In
- Trigonometry
Frequently Viewed Together
Area of Circle
A = pi*r*r
Pythagoras Theorem
c*c = a*a + b*b
Quadratic Formula
quadratic formula roots