Math, asked by yash510, 1 year ago

plz help me this question

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Answered by challenger1

so hard question . can't solve it

romana1: can u send the formulas...I can help

yash510: ok

romana1: yes

Answered by saurabhsemalti

first of all.. I find out value of tan from relation given... then by making a triangle, I find out the value of sin and cos.. and put that in relation to be proved... after that LHS comes to be equal to RHS... hence proved

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romana1: I think we have to show that...

yash510: yes

saurabhsemalti: ya

yash510: one minute plz u explain the step 3

saurabhsemalti: see as we have to prove that relation so what I did... I put the value of cos ans sin in relation

yash510: ok i understand

saurabhsemalti: I made a triangle as tan a was given... it means perpendicular by base ratio is given so I applied Pythagoras theorem and find out hypotenuse

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