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(1+tan1)(1+tan2)(1+tan3)........(1+tan45)=2^n then n=..... (1+tan1)(1+tan2)(1+tan3)........(1+tan45)=2^n then n=.....
Dear Vivek Here you have to make pairs such that sum of angle is 45 like (1+tan1)(1+tan44) and (1+tan2)(1+tan43) etc there will be 22 pairs like this and one single term 1+tan45 which is equal to two you have to apply sin(90-A)=cosA etc now see the pic for solution All the best. AKASH GOYAL AskiitiansExpert-IITD Please feel free to post as many doubts on our discussion forum as you can. We are all IITians and here to help you in your IIT JEE preparation. Win exciting gifts by answering the questions on Discussion Forum. So help discuss any query on askiitians forum and become an Elite Expert League askiitian. Now you score 5+15 POINTS by uploading your Pic and Downloading the Askiitians Toolbar respectively : Click here to download the toolbar..
Dear Vivek
Here you have to make pairs such that sum of angle is 45 like (1+tan1)(1+tan44) and (1+tan2)(1+tan43) etc there will be 22 pairs like this and one single term 1+tan45 which is equal to two
you have to apply sin(90-A)=cosA etc
now see the pic for solution
All the best.
AKASH GOYAL
AskiitiansExpert-IITD
Please feel free to post as many doubts on our discussion forum as you can. We are all IITians and here to help you in your IIT JEE preparation.
Win exciting gifts by answering the questions on Discussion Forum. So help discuss any query on askiitians forum and become an Elite Expert League askiitian.
Now you score 5+15 POINTS by uploading your Pic and Downloading the Askiitians Toolbar respectively : Click here to download the toolbar..
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