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EVALUATE Σi≠j 21Ci*21Cj where 0 ≤ i ≤10 , 0 ≤ j ≤ 10. ...

try Q28 *Image* ans B ...

*Image* ...

I was seeing a website.. which I recommend everyone to see... for the sake of mathematics not JEE.. These are many ways you can look(prove) AM-GM inequality! http://jwilson.coe.uga.edu/EMT725/AMGM/AMGM.html *Image* ...

1. Frictionless support -------> the reactions act normal to the surface at the point of contact as shown *Image* 2. Roller and Knife edge support -------> the rollr and knife edge restricts the motion normal to the sur ...

I am giving my class 12 boards right now. initially in class 11 I had started preparing for JEE but my progress was slow . Until the beginnign of class 12 I had only reached upto thermodynamics. So I decided to prepare for bo ...

how do we convert a v/p curve of an ideal gas 2 a p/v curve. is rotation of mirror image of the curve the correct way??? ...

simple one today y=sinx+cosx+tanx ...

There are 5 eligible punjabi grooms of which 3 know bengali and 5 eligible bengali grooms of which 2 know punjabi . There are 5 eligible punjabi brides and 5 eligible bengali brides.If an eligible groom is agreeable to marry ...

THERE ARE 10 INTERMEDIARY STATIONS BETWEEN TWO JUNCTIONS WHERE AN EXPRESS TRAIN STOPS.IF 6 PERSONS BOARD THE TRAIN AT SOME INTERMEDIARY STATION OR OTHER DURING THE JOURNEY AND EACH OF THE 6 PASSENGERS HOLD A DIFFERENT VARIETY ...

A BADMINTON CLUB HAS 10 COUPLES AS MEMBERS .THEY MEET TO ORGANISE A MIXED DOUBLE MATCH .IF EACH WIFE REFUSES TO PARTNER AS WELL AS OPPOSE HER HUSBAND IN THE MATCH THEN IN HOW MANY WAYS CAN THE MATCH BE ARRANGED?? ...

consider the rxn      HNO2 CH3-CH-COO-Na+======>CH3-CH-COOH l l NH2 OH In this rxn D- alanine salt is converted into A)racemic mix b)L-lactic acid c)D-lactic acid d) more of D and less of L form ...

Assume that the chances of a patient having a heart attack is 40%. It is also assumed that a meditation and yoga course reduce the risk of heart attack by 30% and prescription of certain drug reduces its chances by 25%. At a ...

I = \int^{h/2}_{-h/2} \left( \frac{4x^2}{3} + \frac{2l^2}{3} \right)^{\frac{1+n}{2n}}dx ...

*Image* maine to padha tha Wisothermal is gr8est of all ...

can any1 gimme an idea of good sites on meditation ....well as days come closer da need 4 mental relaxation bcomz very high...pl sum1 gemme a way thru ...

DERIVE/FIND the MOI of following, (pl. dont giv direct formula) rectangle, AXIS : paasing thru center,in da plane of paper and parallel to one of the sides.... Cuboid, AXIS : diagonal ...

dθ/√sinθ ...

an unknown alkyl halide A reacts with alc.KOH to produce a hydrocarbon C4H8 ozonolysis of the hydrocarbon affords 1 mole of propionaldehyde and 1 mol of HCHO suggest the organic structure of the alkyl halide... ...

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What is the no of real roots in 2\left|x^3 \right| + 3x^2 -12\left|x \right| + 1 = 0 ? ...

Find the distance between the point P(6, 5, 9) and the plane determined by the points A (3, – 1, 2), B (5, 2, 4) and C(– 1, – 1, 6). ...

solve cosA + cos B + cos C+ cos (A+B+C) and post the hint ...

I think there is a lot of confusion on limits due to a post on forum let us do the following problems... Find the following \\1) \lim_{x\rightarrow 1} (x^{n}) \\ \\2) \lim_{x\rightarrow 1^+} (x^{n}) \\ \\3) \lim_{x\rightarrow ...

Paragraph for comprehension 7 to 9 The tangents at P and P’ on the parabola y^2 = 4ax meet in T. S is the focus, O is the vertex and SP, ST and SP’ are equal to , and respectively. The tangent at the point P(x1, y1) to th ...

*Image* what is the charge AND POTENTIAL DIFFERENCE across all the capacitors , each of capacitance C ? ...

*Image* ...

*Image* Ans B = 2p ...

what is the max value of cosA + cosB + kcosC \left( 1/2<k<1 \right) in a triangle ...

http://www.4shared.com/file/93231552/583b68ff/ionic_equilibrum.html check this out and post whether u found it intresting or not ... (it is a test run of file uploading) ...