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Write the solution set of the equation x...

Write the solution set of the equation `x^(2)+x -2=0` in roster form.

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The correct Answer is:
`{1, -2}`
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KUMAR PRAKASHAN-SETS-TEXTBOOK ILLUSTRATIONS FOR PRACTICE WORK
  1. Write the solution set of the equation x^(2)+x -2=0 in roster form.

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  2. Write the set {x : x is a positive integer and x^(2) < 40} in the rost...

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  3. Write the set A = {1, 4, 9, 16, 25, . . . }in set-builder form.

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  4. Write the set {(1)/(2),(2)/(3),(3)/(4),(4)/(5),(5)/(6),(6)/(7)} in the...

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  5. Match each of the set on the left described in the roster form with th...

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  6. State which of the following sets are finite or infinite. (i) {x : x...

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  7. State which of the following sets are finite or infinite : {x : x in...

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  8. State which of the following sets are finite or infinite : {x : x in...

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  9. State which of the following sets are finite or infinite : {x : x in...

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  10. State which of the following sets are finite or infinite : {x : x in...

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  11. Find the pairs of equal sets, if any, give reasons: A = {0}, B = {x ...

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  12. Which of the following pairs of sets are equal? Justify your answer. ...

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  13. Which of the following pairs of sets are equal? Justify your answer. ...

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  14. Consider the sets phi, A={1,3}, B={1,5,9}, C={1,3,5,7,9}. Insert the s...

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  15. Consider the sets phi, A={1,3}, B={1,5,9}, C={1,3,5,7,9}. Insert the s...

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  16. Consider the sets phi, A={1,3}, B={1,5,9}, C={1,3,5,7,9}. Insert the s...

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  17. Consider the sets phi, A={1,3}, B={1,5,9}, C={1,3,5,7,9}. Insert the s...

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  18. Let A = { a, e, i, o, u} and B = { a, b, c, d}. Is A a subset of B ? N...

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  19. Let A, B and C be three sets. If A ∈ B and B ⊂ C, is it true that A ⊂ ...

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  20. Let A = { 2, 4, 6, 8} and B = { 6, 8, 10, 12}. Find A ∪ B.

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