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what are the future prospects of civil engineerin ......is it worth takin in iit if u get it in ny of the old iities?? xperts help ...

12 - 22 + 32 - 42 + 52 - 62 +... = ? solution : LHS = (1-2)(1+2) + (3-4)(3+4) + (5-6)(5+6) + ... = - (1+2+3+4+5+6+...) = - n(n+1)/2 .... Ans... but for odd values of n, the above expression is not correct .... lyk substitute ...

PLZ TELL ME THE STRUCTURE OF PROPANONE AND BUTANONE ??? NOTE:ONLY POST REGARDING THE QUESTION R WELCOME.NO POSTS OF ADVICE OF READING BOOKS R ASKED FOR NOR APPRECIATED! ...

Consider the following reaction 2ROH + 2Na —> 2RONa + H2 (sodium alkoxide) Arrange the alkoxides in order of ease of formation Answer Choice primary alcohols < secondary alcohols < tertiary alcohols primary alcohol ...

LET THE MASS OF EACH KID BE 15 KG,DISTANCE BETWEEN THE POINTS OF ROD WHERE THE TWO KIDS HOLD IT BE 3.0 m AND THE ROD ROTATES AT THE RATE OF 20 REVOLUTIONS PER MINUTE.FIND THE FORCE OF FRICTION EXERTED ON THE ROD BY ONE OF KID ...

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Q1.The coefficient of X6 in {(1+x)6+(1+x)7+...+(1+x)15} is (a)16C9 (b)16C5-6C5 (c)16C6-1 (d)None of these Q2.260 when divided by 7 leaves the remainder (a)1 (b)6 (c)5 (d)2 Please also explain the respective method used for so ...

A stone of mass 100g is suspended from the end of a weightless string of length 1 m & is allowed to swing in a vertical plane.The speed of the mass is 2m/sec.find the speed of the stone at its lowest point...when the string m ...

If (6√6+14)2n+1=[P]+f,then prove that (6√6-14)2n+1=f. ...

Show that there is exactly one value of x satisfying 2cos^{2}(x^{3}+x)=2^{x}+2^{-x} ...

URGENT PLS..... Now my computer is affected by virus..I cud not open anything(even mozillafirefox)now iam usin internet explorer..The problem is already i have symantec antivirus..By mistake my brother clicked System Security ...

Find the inverse of y=\frac{10^x-10^{-x}}{10^x+10^{-x}} . ...

lim x→infinity ( (x+a) (x+b) (x+c) -x) = a. abc b.(a+b+c)/3 c.abc d. abc ...

When a very fat person tries to touch his toes,keeping the legs straight,he generally falls.Explain. ...

Find the time period of oscillation of a pendulum of length equal to the radius of the earth 1. 2pie(2r/g)^(1/2) 2. 2pie(r/2g)^(1/2) ...

Prove that f(n) = 1−n is the only integer-valued function defined on the integers that satisfies the following conditions. (i) f(f(n)) = n, for all integers n; (ii) f(f(n + 2) + 2) = n for all integers n; (iii) f(0) = 1. ...

{x} - {2x} = 1/2 ...

Q1. Which is correct for Ka (a) Phenol>H2O>CH3OH (b) H2O>CH3OH>Pheno (c) Phenol>CH3OH>H2O (d) H2O>Phenol>CH3OH ...

{x}+{y}={x+y} ...

{x}={2x} ...

What is the probability of three cubes chosen out of a cube of n * n * n order, such that they lie on a diagonal?? This is modification of richa's Q, and this req 3-d view..... ...

A parallel plate condenser of capacity 2 micro F is charged to a pd of 100 V. It is then connected to another uncharged condenser of capacity of 3 micro F. Calc energy b4 & after they are connected. ...

I WAS GETTING BORED SO DECIDED TO POST MY DESKTOP IF U THINK UR DESKTOP IS COOL THEN SHOW *Image* ...

pls plot this graph-- x + Sin x ...

Alan and Barbara play a game in which they take turns filling entries of an initially empty 2008 × 2008 array. Alan plays first. At each turn, a player chooses a real number and places it in a vacant entry. The game ends whe ...

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What is the value of x? *Image* ...

Please does anyone know the solution of Konigsberg Bridge eqn. Please explain the Euclid solution to it. It is in syllabus for Karnataka CET. ...

any guess...when the cbse results are out!! ...

is there someone in delhi, who has any of the following packages and is willing to sell them??? (especially chem and maths) 1.Brilliants + YG file 2.Resonance email me at :cjs1234@rediffmail.com ...