if cotA -tanB =0 ,then show that cotA - cotB =1
Answers
Answered by
1
ANSWER:------------
In the attachment:----
hope it helps:--
T!—!ANKS!!!
Attachments:
Anonymous:
pls mark as brain list
THANKS!!!
Answered by
1
We know that 1 + cotB = tanB
So, cotA- 1 + cotB = 0
Transferring 1 to RHS
Therefore, cotA + cotB = 1
we should prove that cotA - cot B
= 1
but u have proved that cot A + cot B = 1
yes from formula a cot+cot b and
it starts with the tan
pls mark my answer as brain list
Ok
Similar questions