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find coefficient of x49 in expansion of (x+1)(x+2)(x+3)......(x+99) ...

1)The torque of the weight of any body about any vertical axis is 0. Is it always true? 2)A sphere rolls on a horizontal surface. Is there any point of the sphere which has a vertical velocity? 3) When several forces acts on ...

Find ax5 + by5 where a,b,x,y are real numbers satisfying ax+by = 3 ax2+by2 = 7 ax3+by3 = 16 ax4+by4 = 42 ...

This is a question that came in our 2007 midsem which i have no clue how to do. Question : A particle follows a trajectory given as R = Aθ, where θ is the polar angle.in a horizontal plane. The trajectory is such that the w ...

The heats of combustion of graphite and diamond are x & y kJ/mol respectively. The heat of transformation of graphite to diamond will be ...

Q1. ΔUo of combustion of methane is -X kJ/mol. The value of ΔHo is (a) =ΔUo (b) >ΔUo (c) <ΔUo (d) = 0 Q2. For an isolated system, ΔU=0. what will be ΔS ? (sign) Q3. What is the equation for Heat of formation (sta ...

what will be Lim (x→∞) (x+2)tan-1(x+2) + xtan-1x i m 'ving doubt in this..... plz help ...

A function f(x) is a polynomial function in sin-1x ( ie f(x) = a(sin-1x )n + b(sin-1x )n-1 + c(sin-1x )n-2..........+ k) the conditions given on f(x) are: 1. f(x) is an onto function. 2. f o f o f o f o f o f o...........o f ...

ok friends.... does the targetiit application directory works on ur system.......... plz help me.... whenever i click on the target iit icon in the bottom left of the screen and click on all applications.... it does not loads ...

*Image* second one please explain clearly.. first one please confirm answer.. ...

check given function f(x)=Ix+2I verifies lagrange's theorem on :- a) [-2,4] b) [-3,4] c) none of these here I DENOTES MODULUS.... ...

find limit n tends to infinity ( 1/1.4 + 1/4.7+..........+1/ (3n-2) ( 3n+1) ...

Some days ago one student there posted a prob to be solved http://www.goiit.com/posts/list/differential-calculus-inequality-1042884.htm I (Hari Shankar there) foolishly got tempted to post a solution, perhaps out of some misp ...

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wht will be the no. of optically active isomers of the following...... will it be 6 or 8..... i am confused... IN 2,3,4 trihydroxy pentane.... OH OH OH CH3-C-C-C-CH3 BECOZ IF SIMILAR GROUPS ARE ATTACHED.... THEN NO. OF OPT AC ...

Find least no. of digits in x , When f(f(f(f(x)))) = 1 whre f(x) is the sum of the digits in x x > f(x) f(x) > f(f(x)) f(f(x)) > f(f(f(x))) > 1 ...

can ne1 plz explain me in brief how can we draw the graph of h(x) = f(x) + g(x) i.e., the sum of two functions...... e.g., y = x+sin x y = x2+x3 y= x + 1/x is dere any direct approach for such graphs or we need to find maxima ...

Hey friends.... facing a bit prob in finding summation... plz help lim(n→∞) <summation>r=1 to n ( r/4r2+1 ) i think the answer shud be ∞ as the degree of Nr is less than the degree of Dr..... plz let me know my mi ...

a really nice ques for practice .......... not a doubt the equivalent capacitance may be equal to 1)0.3μF 2)0.5μF 3)0.9μF 4)2μF 5)3.2μF 6)1μF *Image* cheers!!!!![1][1][1][1] ...

prove 4 cos2∩/7 . cos∩/7 -1 = 2cos2∩/7 ...

Hey frnds.... plz help me out here........ i tried to do in a graphical method.... but can't succeed..... f(x) = [x] + 1 , x≠nπ ; n= 0 , + - 1 , + -2,...... = 3 otherwise g(x) = x2+1 ; x≠3,x≠0 3 ; x=0 5 ; x=3 then... L ...

find : limit x tends to infinity ( ( root of ( x + root x ) ) + root x ) ...

ques-- A nonconducting plate of radius r and mass m which has q charge distributed all over it .The plate is rotated about its axis with an angular speed ω.What is the relation of magnetic moment μ and angular momentum l of ...

lim x→0 [(sin signum(x))/signum(x)] where [] is GIF?? options are given (a)0 (b)1 (c)1/2 (d) does nt exsist Q2 Let {x} denote the fractional part of x then lim x→0 ({x})/tan({x}) is equal to=?? Q3. lim x→0 (1-cos(1-cosx ...

A particle starting frm rest moves in a st. line with acc. as shown in the a - t graph . Find the distance in m travelled by the particle in the first four seconds frm start of its motion. *Image* ...

Let f:X →Y be a function defined by f(x) = asin(x+π/4)+bcosx +c. If c is both one-one and onto, find the sets X and Y ...

tan -1 ( 1/2r2 ) can ne 1 tell hw do i break the above exp in a factor of 2 i.e., in the form of (a - b) so dat i can evaluate the limits easily..... ...

prove that the solution(s) of f(x) = inverse of f(x) lie either on the line y = x or on a line whose slope is -1. ...

can some one plz tell me what is a palindrome & what kind of sums on palindromes come in iitjee. ...

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