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WB JEE PREVIOUS YEAR PAPER-QUESTION PAPER 2021-MULTIPLE CHOICE QUESTION
- If I=lim(x to 0) sin((e^(x)-x-1-(x^(2))/(2))/(x^(2))), then limit
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- Let f:R to R be such that f(0)=0 and |f'(x)| le 5 for all x. Then f(1...
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- If int (sin 2x)/((a+b cosx)^(2))dx=alpha[log(e )|a+b cos x|+(a)/(a+b c...
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- Let f(x) = int2^x f(t^2-3t+2) dt then
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- int(1)^(3)(|x-1|)/(|x-2|+|x-3|)dx=
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- The value of the integral int(-1//2)^(1//2) {((x+1)/(x-1))^(2)+((x-1...
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- If int(log(e^(2)))^(x)(e^(x)-1)^(-1)dx="log"(e )(3)/(2) then the value...
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- The normal to a curve at P(x, y) meets the x-axis at G. If the distanc...
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- The differential equation of all the ellipses centred at the origin an...
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- If x(dy)/(dx) +y= (xf(xy))/(f'(xy)), then |f(xy)| is equal to
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- The straight line through the origin which divided the area formed by ...
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- The value of int(0)^(5) "max" {x^(2), 6x-8}dx is
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- The bulb is placed at the centre of a circular track of radius 10m. A ...
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- Two particles A and B move from rest along a straight line with consta...
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- Let vecalpha, vecbeta, vecgamma be three non-zero vectors which are pa...
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- Let f:R to R be given by f(x) =|x^(2)-1|, x in R. Then
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- Let a, b, c be real numbers, each greater than 1, such that (2)/(3)...
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- Consider the real valued function h:{0, 1, 2 …..100} to R such that h(...
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- If absz=1 and z ne+-1 then all the values of z/(1-z^2) lie on
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- If z be a complex number satisfying z^4+z^3+2z^2+z+1=0 then absz is eq...
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