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Prove that the sum of the homogeneous products of n dimensions which can be formed of the letters a,b,c and their power is *Image* ...
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what is the direction of currentdensity ? direction of driftvelocity r current ...
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starter If two protons are moving at a speed v relative two you through space in the same direction and are separated by a small distance, you will see them exert a magnetic force upon each other, because they are essentially ...
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If a,b,c are sides of a triangle, prove that \sqrt{a+b-c} + \sqrt{b+c-a} + \sqrt{c+a-b} \le \sqrt{a} + \sqrt{b} + \sqrt{c} ...
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1. a, b, c, p, q, r are real nos. such that ax2 + bx + c ≥ 0 and px2 + qx + r ≥ 0 for all x ε R. Prove that apx2 + bqx + cr ≥ 0 for all x. I know c, r, a and p > 0 and Discriminant ≤ 0 but im not able to prove it ...
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Given a regular 2007-gon. Find the minimal number k such that: Among every k vertexes of the polygon, there always exists 4 vertexes forming a convex quadrilateral such that 3 sides of the quadrilateral are also sides of the ...
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here's a nice one i came across while reading a book yesterday prove for all positive integers m, the integer next greater than (\sqrt{3}+1)^{2m} contains 2^{m+1} as a factor ...
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really a good one *Image* ...
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Figure shows a comfortable electrostatic configuration, consisting of four conductors with charges ±Q situated so that the plusses are near the minuses. *Image* What happens if we join them via conducting wires as shown. Wil ...
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A particle moves along the x axis, so that its potential energy U depends on its position coordinate x as U(x)=A|x|^n where A is a positive real and n>0. How will the time period of oscillations depend on the total mechani ...
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A particle is moving with a velocity \overrightarrow{\mathbf{v}_0} when starting at t=0, a constant force starts to act on it. As a result, at t=t0, its speed becomes \dfrac{v_0}{2} , and at t=2t0, its speed becomes \dfrac{v_ ...
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Take a system of two conductors of any shape and size with charges Q1 and Q2 and potentials V1 and V2.Let q be the charge that would flow from the conductor when they are shorted.Prove that the quantity q/(V1-V2) is a constan ...
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Take a system of two conductors of any shape and size with charges Q1 and Q2 and potentials V1 and V2.Let q be the charge that would flow from the conductor when they are shorted.Prove that the quantity q/(V1-V2) is a constan ...
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What is the remainder when 82n-(62)2n+1 is divided by 9 I got the answer as 7(just substituted ) Is it rite?? ...
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*Image* ...
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In how many ways 12 different fruits can be distributed among 3 boys so each receives atleast one? just for confirmation.... ...
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1. n boys B1,B2,...,Bn and n girls G1,G2,...,Gn line up.Find the number of arrangements in which Gi is ahead of Bi for all i=1,2,...,n. ...
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COmplez nos........ (z+1)6 + z6 = 0 P.N. If u get z = -0.5 then pl. chk it by substituting in the Eqtn........ ...
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These are all Kaymant (Anant) Sir's questions Q. Suppose f(x) be a real valued function defined for all x≥1 satisfying f(1) = 1 and f ' (x) = 1/[x2 + f(x)2] Prove that the limit of f(x) as x goes to infinity exists and is l ...
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BINOMIAL THEOREM : *Image* ANS : (2mn -1)/2nm(2^n - 1) ...
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this thread is only for integration sums............ AND YA FORGOT TO TELL ALL TARGETIT USERS, I HAVE COPIED ALL THESE SUMS. SO KISIKO GAALI DENA HAIN YA KUCH KEHNA HAIN, PLEASE VISIT http://targetiit.com/profile711.html AND ...
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An unbiased die, with faces numbered 1,2,3,4,5,6 is thrown five times and list of five no.s showing up is noted, then... 1) The probability that among the no.s 1 to 6, only four no.s appear in d list is... a) 883/7776 b) 3600 ...
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Given a,b,c>0, find all real solutions to the equation: \sqrt{a+bx} + \sqrt{b+cx} + \sqrt {c+ax} = \sqrt{b-ax} + \sqrt{c-bx} + \sqrt{a-cx} ...
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Be sure to read the problem clearly. A bag contains 6 balls of different unknown colors. Probability for A and B speaking truth are p and q respectively. A ball is drawn and both cofirm it to be RED. What is the probability t ...
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Here i will be posting ques on probability which could prove to be useful 4 every1 Do try to give explanations if u can options will be given on demand[1] Q1 If the papers of 4 students can be checked by any one of 7 teachers ...
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this thread is only for integration sums............ AND YA FORGOT TO TELL ALL TARGETIT USERS, I HAVE COPIED ALL THESE SUMS. SO KISIKO GAALI DENA HAIN YA KUCH KEHNA HAIN, PLEASE VISIT http://targetiit.com/profile711.html AND ...
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this thread is only for integration sums............ AND YA FORGOT TO TELL ALL TARGETIT USERS, I HAVE COPIED ALL THESE SUMS. SO KISIKO GAALI DENA HAIN YA KUCH KEHNA HAIN, PLEASE VISIT http://targetiit.com/profile711.html AND ...
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how to check if 144255 + 192255 is divisible by 49 or not ...
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this thread is only for integration sums............ AND YA FORGOT TO TELL ALL TARGETIT USERS, I HAVE COPIED ALL THESE SUMS. SO KISIKO GAALI DENA HAIN YA KUCH KEHNA HAIN, PLEASE VISIT http://targetiit.com/profile711.html AND ...
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Let z=1-2i. Find 1/z+2/z^2+3/z^3+... ...
