Recently Active Questions

25)For equation mx + 3 = 7 - x, if x = 4 is the solution, then m = 1 -1 0 4 Your Answer c Correct Answer b Your Score -1 WHY? ...

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Molarity of a solution of sulphuric acid is 0.8M and its density is 1.06 g/cc. Find the molality and mole fraction of the solution. ...

Find the square root of ((0.75)^3/1-(0.75)) + (0.75 + (0.75)^2 + 1). My problem is that I am getting an answer 2.5 which is NOT one of the options provided. ...

∫ dx/cosx + cosec x ∫ 3cot3x - cotx/tanx - 3tan3x ∫tan{x -k}tan{x+k}tan2x ...

Find all values of x which satisfies this equation, sin5x+cos3x=1 ...

Can anyone upload a pdf of the KVPY papers in high resolution? The quality of the current upload is too low and it pretty much strains most people's eyes. ...

Identify the oxidation reaction among the following a) 2KClO3 → KCl + 3O2 b) Br - + AgNO3 → AgBr + NO3 - c) Br - + e- → Br2 d) Cu → Cu2+ + e- ...

try this integration: \frac{x^{2}-2}{x^{3}\sqrt{x^{2}-1}} ...

\sqrt{x+\sqrt{x+\sqrt{x+}..}}=y \sqrt{y+\sqrt{y+\sqrt{y+}..}}=5 find √(x+y) ...

Let f:R->R be continuous function which satisfies f(x)=0∫x f(t)dt, then the value of f(ln5) is: (a) 0 (b) 2 (c) 4 (d) 6 ...

Let f(x ) = x3 + 3x + 2 and g (x ) is the inverse of it. Find the area bounded by g (x ), the x-axis and the ordinate at x = – 2 and x = 6. ...

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The symbols ∪ and ∩ respectively, mean a) ∪ is Union: is in either set ∩ is Intersection: must be in both sets b) ∩ is Union: is in either set ∪ is Intersection: must be in both sets c) ∪ is Union: must be ...

∫√(sin x-sin3x/1-sin 3x)dx ...

2^sinx+2^cosx>1 ...

√(tanx+2)dx ...

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When will Edudigm be providing study material (and practice test papers) for KVPY? (I really hope its done as fast as possible) ...

Please post a brief soln to the problem 1) The no. of right triangles with integer sides and inradius r=2013 2)Let a,b,c,d be non zero digits. If n is the no. of 4 digit no.s abcd such that ab+cd is even, then last digit of n ...

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The common factors of the terms 6ab2, 4b3, and 2a2b2 are a) 4, a, b b) 2, a, b2 c) 3, a, b2 d) 2, b, b ...

∫x6 / 1+x5 dx ∫x / 1+x5 dx ...

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∫(x3m+x2m+xm)(2x2m+3xm+6)1/mdx .For any natural no. m, x>0. ...

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*Image* underset{25{}^circC}{mathop{xrightarrow{AlC{{l}_{3}} ext{-}HCl}}}, A, A is: a) *Image* b) *Image* c) *Image* d) *Image* ...

∫sec2x/(secx+tanx)9/2 ...

Why are Group 18 elements bigger in size than Group 17 elements? ...