Recently Active Mathematics Questions

If each ai>0, then the shortest distance between the point(0,-3) and the curve y=1+a1x2 + a2x4 + ...........................................+anx2n is a) 1 b) 2 c) 3 d) 4 ...

Int. x^2 dx/(x^2 + bx +12) ...

If each ai>0, then the shortest distance between the point(0,-3) and the curve y=1+a1x2 + a2x4 + ...........................................+anx2n is a) 1 b) 2 c) 3 d) 4 ...

Given that f is areal valued differentiable function such that f(x)f'(x)<0,for all real x.It fpllows that a) f(x) is an increasing function b) f(x) is a decreasing fnction C) mod(f(x)) is an increasing function d) mod(f(x) ...

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∫sin(4x)etan2x ...

\hspace{-16}\mathbb{I}$f $\bf{x_{i}\; \big(i=1,2,3,.....,48\big)}$ are the Roots of the equation $\bf{\mathbb{P}(x)=18x^4+3x+2006}$\\\\ Then Find value of $\bf{\sum_{i=1}^{48}\frac{x_{i}}{1+x_{i}}=}$ ...

if x2+y2=a2 then equation of tangent which: 1. passes through (b,0) 2.makes an area of a2 with the coordinate axes ...

*Image* please show the solution Ans is 25m/s ...

1 ∫cosx-sinx/ sin2x 2∫sinx/(1-sinx)0.5 ...

√((1-√x)/(1+√x)) ...

∫sin(4x)etan2x ...

The number 1491 is divisible by a) 3 b) 11 c) 17 d) None of these ...

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π∫0 dx/1+cos2x ...

π∫0 xcotxdx ...

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∫x2/√1-x4dx ...

∫√cotx+√tanx ...

∫√cotx+√tanx ...

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if a x x x x b x x = f(x)-xf/(x). x x c x x x x d then f(x)=? ...

Try to find the sum S=1+2+3..........+100 by this trick below S = 1 + 2 + 3 + 4 + ........... 100 S =100+ 99 + 98 + 97 + ........... 1 Add both and see what happens Note: This is only for class IX - X guys.. Not for every one ...

If cosθ=ncos(θ+2α)then show that (n+1)tan(θ+α)=(n-1)cotα ...

Factorize the following expressions: 1. a/b + b/c + c/a + a/c + b/a + c/b +3 2. (a2 - b2)(c2 - d2) - 4abcd ...

If a) x1 + x2 + ...................+x1007 =(2014)2 b) x1 /(x1 +1)=x2 /(x2 +3)=.....................=x1007 /(x1007 +2013) then x253 =? ...

The expenses of a lunch are partly constant and partly proportional to the number of guests. The expenses amount to Rs.65 to 7 guests and Rs.97 for 11 guests. Then the expenses for 18 guests will amount to a) Rs. 162 b) Rs. 1 ...

Range of f(x)=frac{{{x}^{2}}+34x-71}{{{x}^{2}}+2x-7} is a) [5,,9] b) (-infty ,,5]cup ,[9,,infty ) c) (5,,9) d) None of these ...

The incorrect statement is a) sin heta =-frac{1}{5} b) cos heta =1 c) sec heta =frac{1}{2} d) an heta =20 ...

What is the value of M and N respectively if M39048458N is divisible by 8 and 11,where M and N are single digit integers? how to solve it? ...