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plzz just check this quesn How many 6 digit nos. of the type a1a2a3a4a5a6 are possible having the property a1>a2>a3<a4>a5>a6 i initially thot abt this process: 10C6 . 6C3 i.e. i am first selecting 6 nos. from 1 ...

y=Acos(wt-kx) y=Asin(wt+kx) Can they form stationary waves? I say yes. My book says no. Need a confirmation. ...

the method i like to study mathematics,first i derive all the formulaes & important results & after clearing all the concepts i jump to excercise but this is possible only if i have a book which has the necessary derivations ...

The sides AB , BC and CA of triangle ABC hav 3 , 4 and 5 interior pts. respectively on them. The no. of triangles that can be constructed using these interior pts. as vertices is?? ...

If " N " be the number of natural numbers <2009 which can be expressed in the form of [x[x]] for some positive Real " x " then the sum of digits of " N " is - { where [.] is GIF } ...

limn→∞ limm→∞ cos2m(n!pix)x belongs to R prove the above function =1 if x is rational function =0if x is irrational ...

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A plano-convex lens has a thickness of 4 cm. When placed on a horiz. table , with the curved surface in contact with it , the apparent depth of the bottom most pt. of the lens is found to be 3 cm. If the lens is inverted such ...

Two mathematician are A&B plays a co-operative game.The computer selects some secret positive integer n less than 60 (both knows that n<60 but they dont know its value) .the computer tells the unit digit of number to A and ...

f is a real valued infinitely differentiable function.f(0) = 0 and f"(x) >0 for all real x then f(x)/x is 1) increasing on (0,∞) 2) increasing on (-∞,∞) 3)decreasing on (0,∞) 3)decreasing on (-∞,∞) ...

Two finite sets have m and n elements. The total number of subsets of the first set is 56 more than the total number of subsets of the second set. Find the value of m and n. This is a qestion from fiitjee s material. Mobile s ...

A wire is bent in form of as shown in the fig. It is suspended from the pt. where curved portion starts ( curved portion is semicircular) .Find the value of a in terms of r such that the straight portion remains horizontal. * ...

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Solve for x (a) |x2 + 3x| + x2 - 2 > 0 (b) |x + 3| > |2x - 1| ...

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Can someone please explain me the Interval method or the wavy curve method? Waiting................... in progress......!! :P ...

Q) If A and B be two sets containing 3 and 6 elements respectively. What can be the minimum number of elements in AUB? Find also, the maximum number of elements in AUB. ...

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Find all solution of f(f(x))=x ...

Hi! Everyone.... We have our exams on 15th May for the reshuffling of batches. Wanna be in the supreme batch..... So, will only solving problems from FIITJEE Study material help? or suggest me some good books please? This tim ...

the number of straight lines that are equally inclined to the three dimensional co-ordinate axis ,is ...

the locus of the point of intersection of the lines x/a +y/b = m & x/a - y/b = 1/m , where m is a parameter , is always : (a)a circle (b) a parabola (c) a ellipse (d) a hyperbola ...

india jitega re ...

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what is the PROBABILITY that out of N matches SEHWAG will score more than 50 runs? A)1/e B)0 C)Lim x→∞ (x! / xx)1/x D)Lim x→0 x33 ...

Let e be the eccentricity of hyperbola. Let f(e) be the eccentricity of its conjugate hyperbola, then is equal to (A)3 (B)1 (C)3/2 (D)2 ...

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\mathbf{\int sin(101x)sin^{99}xdx}= ...

1) 10 + 5 - 3 / 3 + 10 - 5 = 2)Find the cube root of 9 3 +11 2 ...

Any body received their AIEEE hall tickets? ...