Prove that: tan(55'+x)=cot(35'+x)

Asked by Arun Das | 21st Jan, 2014, 08:54: PM

Expert Answer:

tan(55o+x)
= tan[90o - (35o-x)]
= cot (35o-x)
 
Since, tan (90o - A) = cotA

Answered by  | 21st Jan, 2014, 11:04: PM

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