Product Identities Calculator

Posted by Dinesh on

Use the simple trigonometry calculator to calculate product identities of trigonometric identities online.

Product - Trigonometry Identities Calculator

Formula:

Product Identities Equations:
sinθ.cosφ = [ sin(θ+φ) + sin(θ-φ) ] / 2
cosφ.cosφ = [ cos(θ+φ) + cos(θ-φ) ] / 2
sinθ.sinθ = [ cos(θ+φ) - cos(θ-φ) ] / 2