Ask a New Question

prove that

(tanx + tany) / (cotx + coty) = (tanx)(tany)

1 answer

cotx + coty = 1/tanx + 1/tany = (tanx + tany)/(tanx tany)
now just do the division

Ask a New Question or answer this question.

Similar Questions

Show that tanx= (sinx/ cosx)can be written as: tan(x-y) = (tanx - tany) / (1+ tanxtany)
1. 1 answer
Show that tanx = sinx / cosxcan be written as tan(x+y) = (tanx + tany) / (1 - tanxtany)
1. 1 answer
For this question, they want me to use fundamental trig identities to simplify the expression. The problem is as follows;
1. 5 answers
Prove cotx-1/cotx+1 = sec2x - tan2xI prove till cotx-1/cotx+1 =1/1+tanx - tanx/1+tanx
1. 1 answer

more similar questions