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Prove that :cos7x+cos5x/sin7x -sin5x=cotx

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Prove that :cos7x+cos5x/sin7x -sin5x=cotx

Posted by Rakesh Kumar 6 years, 1 month ago

CBSE > Class 11 > Mathematics

1 answers

Himanshi Singh 6 years, 1 month ago

Use identity ....it's easy

0Thank You

ANSWER

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CBSE > Class 11 > Mathematics