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If A+B+C=π,. Then prove that ........................

Heer , 7 Years ago
Grade 12
anser 1 Answers
Arun

Last Activity: 7 Years ago

Dear Heer
 
Put the value of 
A+B+C = pi
And A+B = pi -C
 
Hence
 
0              sinB           CosC
- sinB.       0.               TanA
-cosC .       -TanA.         0
Exoand it and you will get answer as 0
 
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