Math, asked by hasini48, 1 year ago

if cotA -tanB =0 ,then show that cotA - cotB =1​

Answers

Answered by Anonymous
1

ANSWER:------------

In the attachment:----

hope it helps:--

T!—!ANKS!!!

Attachments:

Anonymous: pls mark as brain list
Anonymous: THANKS!!!
Answered by prasoon07
1

We know that 1 + cotB = tanB

So, cotA- 1 + cotB = 0

Transferring 1 to RHS

Therefore, cotA + cotB = 1


hasini48: we should prove that cotA - cot B
hasini48: = 1
hasini48: but u have proved that cot A + cot B = 1
Anonymous: yes from formula a cot+cot b and
Anonymous: it starts with the tan
Anonymous: pls mark my answer as brain list
prasoon07: Ok
Similar questions