Math Calculator

Sum to Product Trigonometry Identities Calculation

Trigonometry identities calculator to rewrite and evaluate sums of sines and/or cosines as products.

Calculator

 
Enter u angle in degree:
Enter v angle in degree:
 
 
Result:

 

Formula Used:

sinu + sinv = 2 x sin(u+v/2) x cos(u-v/2) sinu - sinv = 2 x cos(u+v/2) x sin(u-v/2) cosu + cosv = 2 x cos(u+v/2) x cos(u-v/2) cosu - cosv = -2 x sin(u+v/2) x sin(u-v/2)

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