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Solve for x such that your answer must contain every suitable x. tan2x.tan7x=1

Solve for x such that your answer must contain every suitable x. tan2x.tan7x=1

Grade:12

2 Answers

Sourabh Singh IIT Patna
askIITians Faculty 2104 Points
6 years ago
1- tan2x.tan7x =0 whiich means that

tan9x = inf

ie 9x = pie/2
x = pie/18
Kowdinya
41 Points
6 years ago
The value of x must be such that
i)tan9x is not defined
ii)tan2x and tan7x are defined
i.e., tan9x is infinity and tan2x , tan7x are both not infinity

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