Banking Exams Preparation, Bank PO/Clerical Entrance India, Banking Career, Ask Banking Experts

become expert | help |
refer a friend - earn nickels!!

Ask iit jee aieee pet cbse icse state board community

Discussion Response Post to: plzzz solve this

Forum Index -> Algebra -> View Full Question

originally posted here on IIT-JEE / AIEEE community

Author

Message

17 Aug 2007 19:30:24 IST

Subject: Re:plzzz solve this

Srujana (2785)

485 [665 rates]

total posts: 1025
Offline

prathima,

try it this way

tan 3x = sin 3x/cos 3x

tan x = sin x/ cos x

which gives, tan3x/tanx = ( 3-4 sin^2x)/(1-4sin^2x)

find its maximum value.

"It does not do to dwell on dreams and forget to live, remember that." ~Albus Dumbledore, Sorcerer's Stone. "It is our choices, Harry, that show what we are, far more than our abilities." ~Albus Dumbledore, Chamber of Secrets. "Understanding is the first step to acceptance, and only with acceptance can there be recovery." ~Albus Dumbledore, Goblet of Fire. "Do not pity the dead Harry, pity the living, and above all, those who live without love." ~Albus Dumbledore, Half Blood Prince.

this reply: 5 points (with 1 Olaaa!! Perrrfect answer.

in 1 votes ) [?]

You have to be logged on to rate