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JEE MAINS PREVIOUS YEAR-JEE MAIN 2023-Question
- Let f(x)=x/(1+x^n)^(1/n), x in RR-{-1}, n in NN , n gt 2 If f^n(x)=(fo...
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- If the mean and variance of the frequency distribution are 9 and ...
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- The value of tan 9^@-tan 27^@-tan 63^@+tan 81^@ is
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- If the lines (x-1)/2=(2-y)/-3=(z-3)/alpha and (x-4)/5=(y-1)/2=z/beta i...
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- If (20)^19+2(21)(20)^18+3(21)^2(20)^17+. . .+20(21)^19=k(20)^19, then ...
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- The number of 4-letter words, with or without meaning , each consistin...
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- Let the eccentricity of an ellipse x^2/a^2+y^2/b^2=1 is reciprocal to ...
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- For alpha, beta, z in CC and lamda gt 1, if sqrt(lamda-1) is the radiu...
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- Let a curve y=f(x), x in (0,oo) pass through the points P(1,3/2) and Q...
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- Let (alpha,beta) be the circumcenter of the triangle formed by the lin...
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- If the points with position vectors alphahati+10hatj+13hatk,6hati+11ha...
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- Netgation of (pRightarrowq)Rightarrow(qRightarrowp) is
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- The number of way ,in which 5 girls and 7 boys can be seated at a roun...
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- Let I(x)=int((x+1))/(x(1+xe^(x))^(2))dx, x>0.If lim (xrarroo)I(x)=0,th...
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- In a bolt factory, machines A,B and C manufacture respectively 20%,30%...
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- Let S(k)=(1+2+.....+K )/(k) and sum(j=1)^(n)S(j)^(2)=(n)/(A)(Bn^(2)+Cn...
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- Let alpha,beta gamma be the three roots of the equation x^(3)+bx +c=0....
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- The are of the region {(x,y):x^(2)leyle8-x^(2),yle7} is
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- Let the number of elements in sets A and B be five and two respectivel...
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- Let P=[[sqrt3/(2),(1)/(2)],[-(1)/(2),(sqrt3)/(2)]] ,A=[[1,1],[0,1]] an...
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