Math, asked by sruti3kakulavarapu, 11 months ago

Tan15tan25tan35tan45tan55tan65tan75

AnswerStation: we will be left with tan45 = 1

AnswerStation: so answer is 1

sudhavivekkv: Is the question to solve

AnswerStation: ik

AnswerStation: but there are already 2 answering.i cant

Answers

Answered by starock20kamalrock

hope it helps you....

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sruti3kakulavarapu: Thanks

Answered by piyushraipur110

sol-- tan15.tan25.tan35.tan45.tan55.tan65.tan75

tan(90-75).tan(90-65).tan(90-55).tan75.tan65.tan55.tan45

cot75.tan75.cot65.tan65.cot55.tan55.tan45

1/tan75.tan75.1/tan65.tan65.1/tan55.tan55.tan45

tan45=1

i think so this is right answer

sruti3kakulavarapu: Yes it's correct only.... Thx a lot..... It's so useful........

starock20kamalrock: i did the samr thing

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