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If tan A= cotB, prove that …

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If tan A= cotB, prove that A+B =90°

Posted by Yash Mishra 5 years, 2 months ago

CBSE > Class 10 > Mathematics

1 answers

Shubham Kumar 5 years, 2 months ago

Cot(90-A)=cotB 90-A=B A+B=90

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CBSE > Class 10 > Mathematics