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Let A=({:(3,0,3),(0,3,0),(3,0,3):}). The...

Let `A=({:(3,0,3),(0,3,0),(3,0,3):})`. Then the roots of the equation `det(A-lambdaI_3)=0` are

A

`3,0,3`

B

`0,3,6`

C

`1,0,-6`

D

`3,3,6`

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The correct Answer is:
B
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CHHAYA PUBLICATION-QUESTIONS PAPER -2019-WBJEE 2019
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  2. Let f(x) be a derivable function f'(x)gtf(x)" and " f(0)=0. Then

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  3. Let f:[1,3] toR be a continuous function that is differentiable in (1,...

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  4. Let a=min(x^2+2x+3:x inR) and b=lim(thetato0)(1-cos theta)/(theta^2). ...

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  6. If A and B are independent events , then P(B/A)=

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  8. Find value of sin^-1(cos((33pi)/5))

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  9. The system of equations lambdax+y+3z=0,2x+muy-z=0,5x+7y+z=0 has infini...

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  10. Let f:XtoY and A,B are non-void subsets of Y, then

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  11. Let S,T,U be three non-void sets and f:StoT,g:TtoU be so that g@f:StoU...

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  12. Let f(x)=x^4-4x^3+4x^2+c, cinR, Then

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  13. The graphs of the polynomial x^2-1 and cosx intersect

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  14. A point is in motion along a hyperbola y=(10)/(x) so that its abscissa...

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  18. Let A=({:(3,0,3),(0,3,0),(3,0,3):}). Then the roots of the equation de...

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