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State which of the following statements ...

State which of the following statements are true and which are false. Justify your answer.
`3 in {x |x^(4)-5x^(3)+2x^(2)-112x+6=0}`

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KUMAR PRAKASHAN-SETS-SOLUTIONS OF NCERT EXEMPLAR PROBLEMS (SHORT ANSWER TYPE QUESTIONS)
  1. State which of the following statements are true and which are false. ...

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  2. State which of the following statements are true and which are false. ...

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  3. State which of the following statements are true and which are false. ...

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  4. State which of the following statements are true and which are false. ...

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  5. If L= {1, 2, 3, 4}, M= {3, 4, 5, 6} and N= {1, 3, 5}, then verify that...

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  6. If A and B are subsets of the universal set cup, then show that, A s...

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  7. If A and B are subsets of the universal set cup, then show that, A s...

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  8. If A and B are subsets of the universal set cup, then show that, (A ...

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  9. Given that N= {1, 2, 3, 4,……….., 100}. Then, write The subset of N w...

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  10. Given that N= {1, 2, 3, 4,……….., 100}. Then, write The subset of N w...

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  11. If X= {1, 2, 3}, if n represents any member of X, write the following ...

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  12. If X= {1, 2, 3}, if n represents any member of X, write the following ...

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  13. If X= {1, 2, 3}, if n represents any member of X, write the following ...

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  14. If X= {1, 2, 3}, if n represents any member of X, write the following ...

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  15. If Y= {1, 2, 3,………..,10} and a represents any element of Y, write the ...

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  16. If Y= {1, 2, 3,………..,10} and a represents any element of Y, write the ...

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  17. If Y= {1, 2, 3,………..,10} and a represents any element of Y, write the ...

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  18. A, B and C are subset of universal set cup. If A= {2, 4, 6, 8, 12, 20}...

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  19. Let cup be the set of all boys and girls in a school, G be the set of ...

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  20. A - (B capC) = (A - B) cap (A-C) .

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