Explain me how to find principle of solution cot x=1 ???
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cotx =1
cosx/sinx=1
sinx=cotx
°•° sinx= cotx
hence, x=45°
cotx=cot45°=1
=================
hope it helps
cotx =1
cosx/sinx=1
sinx=cotx
°•° sinx= cotx
hence, x=45°
cotx=cot45°=1
=================
hope it helps
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