Math, asked by ushashaw321, 5 months ago

tan35/cot55 + cot78/tan12 + sin160/cos20 +sec40/cos140 -1​

Answers

Answered by raushankumarnirala96
1

Answer:

tan35/cot55 + cot78/tan12 + sin160/cos20 +sec40/cos140 -1

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