In Traiangle ABC if b2+c2=3a2 Then cotB+cotC-cotA equals to 1 1 2 ab/4 delta 3 0 - Maths - Solution of Triangles

Question

In Traiangle ABC if
b2+c2=3a2 Then cotB+cotC-cotA
equals to
1 1
2 ab/4 delta
3 0
4 ac/4 delta
Ans and explanation

Anuradha Sharma · Accepted Answer

Dear Student,
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In Traiangle ABC if b2+c2=3a2. Then cotB+cotC-cotA equals to 1. 1 2. ab/4 delta 3. 0 4. ac/4 delta Ans and explanation