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If a, b, c and d are in G.P then prove that, (a - b)3 = a (b - c)3 d ...
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Q:=> Two numbers a,b are chosen from the set \left\{2,2^{2},......,2^{25} \right\} . Find the probability that log_{a}b is an INTEGER. Q:=> An instrument is being tested, upon each trial the instrument fails with probab ...
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can seniors and teachers suggest a good book specifically for electrostatics like irodov is for general physics ...
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Q:=> Two numbers a,b are chosen from the set \left\{2,2^{2},......,2^{25} \right\} . Find the probability that log_{a}b is an INTEGER. Q:=> An instrument is being tested, upon each trial the instrument fails with probab ...
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if number of function defined from f={1,2,3,4,5,6}→{7,8,9,10} such tht the sum of f(1)+f(2)+f(3)+f(4)+f(5)+f(6)=odd number is 2n .then find the value of n??? ...
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a person brings a mass of 1 kg from infinity to a point A. Initially the mass was at rest but it moves at a speed of 2 m/s as it reaches A. The work done by the person on the mass is -3 J. The potential at A is ........ pls g ...
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I guess this is pretty tough for many guys out there -- but yesterday I learned such a great sum that I cannot resist to give it ---------------------- Suppose you don't know any of the equations that are used in S . H . M . ...
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I am joining South Delhi Fiitjee, will it be better to crack jee with a good rank? ...
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*Image* consider a charge +q kept above an infinite conducting plate that is grounded question : find the surface charge density of the plate as a function of (x,y) Consider the charge to be at a distance of d on +ve z axis a ...
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*Image* consider a charge +q kept above an infinite conducting plate that is grounded question : find the surface charge density of the plate as a function of (x,y) Consider the charge to be at a distance of d on +ve z axis a ...
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*Image* consider a charge +q kept above an infinite conducting plate that is grounded question : find the surface charge density of the plate as a function of (x,y) Consider the charge to be at a distance of d on +ve z axis a ...
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1. If f(x) = \lim_{x\rightarrow \infty } \frac{1}{1+nsin^{2}\pi x} , find f(x) for all real values of x. 2. 2f(x) + f(-x) = 1+x, find f'(10). 3. If a,b,c are in GP such that a+b+c = bx. Find all x satisfying the above relatio ...
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I am joining South Delhi Fiitjee, will it be better to crack jee with a good rank? ...
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we know that a body can't exceed speed of light but can be just equal to it..i.e. 99.7% of speed of light... we have not achieved that but ..it is possible...now........let it is achieved ...and a super spacecraft is moving w ...
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1)prove that (2+√5)1/3 + (2-√5)1/3 is rational. 2)Let a,b,c be distinct real numbers.prove that (a-b)1/3+ (b-c)1/3+ (c-a)1/3≠0 ...
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A chain of length L,mass M kept vertical so it just touches ground.A height x of it from bottom falls down.Find the total force exerted by it on ground. ...
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many good questions are directly solved by experts......let this one be here.... and lets see if an aspirant is able to sove it well the question is quite basic and trivial : \sum_{k=1}^{n-1}{\tan^2\frac{k\pi}{2n}}=\frac{(n-1 ...
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SIN2X + COS4X = A FIND MAXIMUM VALUE OF A.... ...
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many good questions are directly solved by experts......let this one be here.... and lets see if an aspirant is able to sove it well the question is quite basic and trivial : \sum_{k=1}^{n-1}{\tan^2\frac{k\pi}{2n}}=\frac{(n-1 ...
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many good questions are directly solved by experts......let this one be here.... and lets see if an aspirant is able to sove it well the question is quite basic and trivial : \sum_{k=1}^{n-1}{\tan^2\frac{k\pi}{2n}}=\frac{(n-1 ...
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many good questions are directly solved by experts......let this one be here.... and lets see if an aspirant is able to sove it well the question is quite basic and trivial : \sum_{k=1}^{n-1}{\tan^2\frac{k\pi}{2n}}=\frac{(n-1 ...
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Q1. \int_{0}^{\pi /2}{ln(a^2cos^2\theta +b^2sin^2\theta )d\theta } Q2. \int_{0}^{\infty }{\frac{ln(1+a^2x^2)}{1+b^2x^2}dx } Q3. If lxl < 1 then find the sum of the series \frac{1}{1+x}+\frac{2x}{1+x^2}+\frac{4x^3}{1+x^4}+\ ...
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since the part tests must be coming now..i guess the first part test must be having mechanics in it this question had come in my fiitjee aits (or might be some phase test) *Image* there is a smooth rod(friction is absent on i ...
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since the part tests must be coming now..i guess the first part test must be having mechanics in it this question had come in my fiitjee aits (or might be some phase test) *Image* there is a smooth rod(friction is absent on i ...
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1)actually this ques is a tatoo ques :P::D ....i just wanted to confirm my answer thts why possting draw fbd *Image* *Image* ...
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*Image* ...
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not much tough \int_{0}^{1}\frac{\ln(1+x)}{1+x^{2}}\mathrm{dx} ...
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*Image* ...
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not much tough \int_{0}^{1}\frac{\ln(1+x)}{1+x^{2}}\mathrm{dx} ...
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sin-1(cosx) ...
