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tan2A=cot(A-18) find A

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tan2A=cot(A-18) find A

Posted by Gopal Arora 7 years, 8 months ago

CBSE > Class 10 > Mathematics

3 answers

Ayush Kumar 7 years, 8 months ago

Cot(90-2A)= Cot(A-18) , 90-2A=A-18 , 90+18=A+2A , 108=3A , A=108/3 , A=36

Rishu Chandra 7 years, 8 months ago

Please solve properly

Gopal Arora 7 years, 8 months ago

A=36

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