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Well what sort of function can be this which satisfy the function rule as f(x+y)=f(x)+f(y)? I mean which function can it be? ...

if modulus of z-i is less than 1 then the value of modulus of z+12-6i is less than a)14 b) 2 c) 28 d) none. plz show that how to do it??? ...

THE DENSITY OF GRAPHITE IS 1.5 AND DENSITY OF DIAMOND IS 3.5 CHANGE IN GIBBS ENERGY IS 1895 JOULE/MOLE. WHAT IS THE PRESSURE WHEN GRAPHITE CHANGES TO DIAMOND ...

Q1... Show that the semi-vertical angle of the cone of the maximum volume and of given slant height is tan-1( 2 ). Q2... . Show that semi-vertical angle of right circular cone of given surface area and maximum volume is sin-1 ...

In triangle ABC , AD is the altitude from A on BC , if angle B =45 degrees and c>b and AD = abc/(2(c^2-b^2)) , then angle A = 1. 30 2 .45 3 .60 4 .75 ...

*Image* try out q17 ............................................... ................................................. ............................................... ans is (A) ...

*Image* MOI os square.. smaller sq has mass m length L Ib=16Is as length is twice and mass is four times.. and Is=KmL2 Ib=K(4m)(2L)2=16Is ..(i) by parallel axis theorem Ib=4Is+4m(l/ 2 )2 Ib=4Is+2mL2 ..(ii) From (i) and (ii) I ...

A strong candidate for JEE 2009!! Find \int_0^1 (1-x^{2008})^{\frac{1}{2009}} dx - \int_0^1 (1-x^{2009})^{\frac{1}{2008}} dx ...

1 ) If each element of a second order determinant is either zero or one,what is the probability that the value of the determinant is positive? (Assume that the individual entries of the determinant are chosen independently,ea ...

*Edited 1 (7-12x+4x2)(1+e3-2x) integrate the above in the limits (0 to 3) ...

A block of mass 1kg and density 0.8g/cm3 is held stationary with the help of a string as shown in the figure. the tank is accelerating upwards with an acceleration a=1.0m/s2 find: the tension in the string if the string is no ...

charges Q1 &Q2 lies inside & outside respectively of a closed surface S.Let E be the field at any point on S &φ be flux of E over S a)if Q1 changes ,bothE& φ will change b)if Q2 changes ,E will change but φ will not change ...

f f for a spherical shell a)if potential inside it is zero then it necessarily electrically neutral b)electric field in a charged conducting spherical shell can be zero only when the charge is uniformly disturbed c)electric p ...

an electic field converges at the origin whose magnitude is given by the expression E=100r Nt/Coul,where r is dist.measured from origin. a)total charge contained in any spherical vol. with its centre at origin is -ve b)total ...

\begin{vmatrix} 3x &4x &-5 \\ 2x^{2}&9 &2x \\ x& 8 & 3x \end{vmatrix} = ax^{4}+ bx^{3}+cx^{2}+ dx+e, then, the value of 6a+5b+4c+3d+2e is equal to....... a.273 b.235 c.-15 d.-53 ...

charges Q1 &Q2 lies inside & outside respectively of a closed surface S.Let E be the field at any point on S &φ be flux of E over S a)if Q1 changes ,bothE& φ will change b)if Q2 changes ,E will change but φ will not change ...

Suppose you find a motionless rope reaching vertically up in the sky (without anybody holding the other end) and hanging down nearly to the ground. What would be the length of the rope? ...

let f(x,y) be a periodic function satisfying the condition f(x,y)=f((2x+2y),(2y-2x)) x,y →R now define a function g by g(x)=f(2x,0) . ...

made up this question...so please dont go into too much chemistry!! Q. There is an n-membered benzene-like structure. If m no. of methyl groups are attached to the ring, find number of isomers possible. ...

Find the probability that the points two randomly chosen numbers in [0,1] are such that the distance between them is less than 1/2 If you remember a similar question of time that two friends meet you can solve it in a flash T ...

consider 5 identical rt angled isosceles prism of ref ind μ1,μ2,........μ5 resp theyr arranged touching each other ( imagine 3 of em placed in str line and 2 of em placed btw the gaps by inverting them ) they r in order 1, ...

if y(x-y)2= x then find ∫dx/(x-3y) ...

Find the limit to: *Image* here a,b and c are non zero constants!!!!! ...

http://www.times-herald.com/ ...

y= sinx+cos x+tan2x ...

0∫1log(1+y)dy/(1+y2) ...

∫(x+√1+x2)ndx ...

let I be the moment of ineria of a uniform square plate about an axis AB that pases thrpugh the centre & parallel to two of its sides. CD is a line in the plane that passes thru the center of the plate & makes an angle θ wit ...

tapan raised a new question ... ... i have a serious doubt :(also see post 6,8) Infix Expression : A + B + C / (E - F) Postfix Expression is : A B + C E F - / + OR Postfix Expression is : A B C E F - / + + ...

anyone recieved ur jee admit cards ?? reply in this thread when you do .. ...