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:
sin?.cos? = [ sin(?+?) + sin(?-?) ] / 2
cos?.cos? = [ cos(?+?) + cos(?-?) ] / 2
sin?.sin? = [ cos(?+?) - cos(?-?) ] / 2