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the set of all solutions of the ineq...

the set of all solutions of the inequation ` x^2-2x +5 le 0` in R is

A

`R-(-oo , -5)`

B

`R- (5,oo)`

C

`phi`

D

`R-(-oo , -4)`

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The correct Answer is:
C
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DIPTI PUBLICATION ( AP EAMET)-QUADRATIC EXPRESSIONS-EXERCISE 1B (QUADRATIC EXPRESSIONS)
  1. The solution set of 2x^2-4x +5 gt 0 is

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  2. the solution set of x^2 - 2x + 2 lt 0 is

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  3. the set of all solutions of the inequation x^2-2x +5 le 0 in ...

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  4. The set of solutions of |x| ^2-5|x|+4 lt 0 is

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  5. if the expression 4x - 5x^2 +1 is positive if x lies in

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  6. the expression -7x ^2 + 8x -9 is positive if x lies in

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  7. the expression x^2 -5x-6 is negative is x lies in

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  8. The greatest positive integral value of x for which 200-x ( ...

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  9. The least integral value of x for which 33-x (2+3x )gt 0 i...

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  10. The integer k for which the inequality x^2 - 2 (4k -1) x+ 15 k^...

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  11. IF the difference between the roots the roots of the equation ...

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  12. IF x^2 +6x - 27 gt 0 -x^2 +3x +4>0 then x lies in the interv...

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  13. The set of values of x for which the inequalities x^2 -3x-10 l...

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  14. The set of values of x for which the inequalities x^2 -2x+3 gt ...

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  15. IF x^2 - 2x +3 gt 0 , 2x^2 + 4 x + 3 gt 0 then x lies in the...

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  16. the greatest negative integer satifying x^2 - 4x - 77 lt 0 a...

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  17. If x gt 0 then the least value of x +1/x is

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  18. the least value of cos ^2 x + sec ^2 x is

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  19. The range of (x^2 + 2x +1)/( x^2 +2x -1) is

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  20. The range of ( x^2 - 2x +9)/( x^2 +2x + 9 ) is

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