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If `a^2x^2+b x+c=0` has roots `alpha&beta(alpha

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If the roots of a_1x^2 + b_1x+ c_1 = 0 are alpha_1 ,beta_ 1 and those of a_2x^2+b_2x+c_2=0 are alpha_2,beta_2 such that alpha_1alpha_2=beta_1beta_2=1 then

RESONANCE DPP ENGLISH-JEE MAINS-All Questions
  1. Let f(x) be a function which is differentiable any number of times and...

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  2. Consider all function f: {1,2,3,4} to {1,2,3,4} which are one-one, ont...

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  3. If a^2x^2+b x+c=0 has roots alpha&beta(alpha<beta and -p^2x^2+q x+r=0 ...

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  4. The distance between two points P and Q is d and the length of their p...

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  5. Four people sit round a circular table and each person will roll a ...

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  6. Evaluate ("lim")(xvecoo) sum(r=1)^n1/2^r , where [.] denotes the great...

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  7. If f(x)={[1 , if xle3],[a x+b , if 3ltxlt5],[ 7, if 5lex]} . Determine...

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  8. The reflection of the point vec a in the plane vec rdot vec n=q i...

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  9. Match the column Column I, Column II If x=3,t h e n(log)4(2(log)3(1...

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  10. Let f be a continuous real function such that f(11)=10 and for all ...

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  11. The orthogonal projection of vec a\ on\ vec b is a. (( vec adot vec ...

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  12. If the expression cos(x - 3pi/2) + sin(3pi/2+x) + sin(32pi+x) - 18 cos...

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  13. The value of ("lim")(x→0)x[1/x], where [.] denotes GIF, is 0 (b) 1 (c)...

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  14. Let p,q be chosen one by one from the set {1, sqrt(2),sqrt(3), 2, e, p...

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  15. If alphaandbeta be the roots of the quadratic equation x^(2)+px+q=0, t...

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  16. The value of (lim)(xvec0)(e^(2x)-cosx-ln(1+2x))/(xtanx-sinx)i s 0 (b...

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  17. If two events A and B are such that P(A^c)=0. 3. P(B)=0. 4a n dP(AnnB^...

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  18. If f(r)=1+1/2+1/3+1/ra n df(0)=0,t h e nsum(r=1)^n(2r+1)f(r) is equal ...

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  19. If("lim")(xvecoo)(n .3^n)/(n(x-2)^n+n .3^(n+1)-3^n)=1/3, t h e nt h e ...

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  20. If ""^(100)C(6)+4." "^(100)C(7)+6." "^(100)C(8)+4." "^(100)C(9)+""^(1...

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