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If A=[1 2 0-1 1 2 2-1 1],t h e ndet(A d ...

If `A=[1 2 0-1 1 2 2-1 1],t h e ndet(A d j(A d jA))=` 13 (b) `13^2` (c) `13^4` (d) None of these

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RESONANCE DPP ENGLISH-JEE MAINS-All Questions
  1. Let A =[[1,2,2],[2,1,2],[2,2,1]], then

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  2. The derivative of (log)(10)x w.r.t. x^2 is equal to 1/(2x^2)loge 10 (...

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  3. If A=[1 2 0-1 1 2 2-1 1],t h e ndet(A d j(A d jA))= 13 (b) 13^2 (c) ...

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  4. Which of the following limits tends to unity? (a) ("lim")(xvec0)sin(ta...

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  5. The algebraic sum of perpendicular distances from A(x(1),y(1)), B(x(2)...

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  6. If sum(k=1)^(k=n)tan^(- 1)((2k)/(2+k^2+k^4))=tan^(- 1)(6/7), then the ...

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  7. The solution set of the inequation 3^(72)(1/3)^x(1/3)^(sqrt(x))>1 ...

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  8. Which of the following is/are correct?

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  9. Find the area of the triangle formed by the positive x-axis and the no...

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  10. Prove that cos^(-1) (sqrt(1/3))-cos^(-1) (sqrt((1)/(6)))+cos^(-1) ((...

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  11. Let m ,n are integers with 0<n<mdot A is the point (m , n) on the Cart...

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  12. Let g:R to R be given by g (x) =3+ 4x if g ^(n)(x) = gogogo……og (x) n ...

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  13. If [1 4 2 0]=[x y^2z0],y<0t h e nx-y+z=

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  14. The internal common tangents to two circles with centre C1 and C2 in...

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  15. Find the values of aa n db in order that ("lim")(xvec0)(x(1+acosx)-bsi...

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  16. Let three matrices A=[(2 ,1),( 4, 1)]; B=[(3, 4),( 2, 3)] and C=[(3,-4...

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  17. If y=cos^2[tan^(-1)(sin[cot^(-1)x])], then (dy)/(dx) is (a)(-2x)/((x^2...

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  18. Let log(3)N=alpha(1)+beta(1) log(5)N=alpha(2)+beta(2) log(7)N=alp...

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  19. A circle is inscribed in an equilateral triangle of side adot The area...

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  20. Find the value of n so that the subnormal at any point on the curve xy...

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