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Chapter:inverse trigonometry: solve the below Tan–1(n)-Tan–1(n²+n+1)+cot–1=0

Chapter:inverse trigonometry: solve the below Tan–1(n)-Tan–1(n²+n+1)+cot–1=0

Grade:11

1 Answers

Arun
25750 Points
6 years ago
Use the formula for both the tan inverse terms and simplify it. You will be able to get cot inserve term which is the negative of the term which is existing already

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