SOLUTION: Vertify the identity cosx(cosx+cotx)=(cotx.cosx)(sinx+1)

Algebra ->  Trigonometry-basics -> SOLUTION: Vertify the identity cosx(cosx+cotx)=(cotx.cosx)(sinx+1)       Log On


   

Question 401040: Vertify the identity
cosx(cosx+cotx)=(cotx.cosx)(sinx+1)


Answer by Tatiana_Stebko(1539) About Me  (Show Source):
You can put this solution on YOUR website!
cosx%28cosx%2Bcotx%29=cotx%2Acosx%2A%28sinx%2B1%29
Let work with left side of identity
Formula: cotx=cosx%2Fsinx