Math, asked by sweetyprmnk, 1 year ago

Solve sin(A-B)/cosAcosB+sin(B-C)/cosbcosc+sin(C-A)/cosCcosA

Answers

Answered by arunima180901

5

Answer:

=0

Step-by-step explanation;

sin(a-b )=sina cosb -cosa sinb

same formula for others also.

sinAcosB/cosAcosB-cosAsinB/cosAcosb +sinBcosC/cosCcosB-cosBsinC/cosBcosC +sinCcosA/cosCcosA-cosCsinA/cosCcosA=

tanA-tanB+tanB-tanC+tanC-tanA

=0

arunima180901: welcome

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