tan1/(1+tan1)+tan2/(1+tan2)....tan89/(1+tan89)=
Answers
Answered by
1
Answer:
89/2
Step-by-step explanation:
if (a+b)=90
tan a/(1+(tan a))+tan b/(1+(tan b))=1
Attachments:
![](https://hi-static.z-dn.net/files/d26/fa725a0ca458f634acb70cade6826da3.jpg)
Similar questions