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Show that none of the values of the func...

Show that none of the values of the function `(x^(2)+34x-71)/(x^(2)+2x-7)` over R lies between 5 and 9.

A

does not lie

B

lies

C

none

D

cannot be determined

Text Solution

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The correct Answer is:
A
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DIPTI PUBLICATION ( AP EAMET)-QUADRATIC EXPRESSIONS-EXERCISE 1B (QUADRATIC EXPRESSIONS)
  1. The range of (x^2-2x+3)/(x^(2)-2x-8) is

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  2. IF x is real then the value of ( x ^2 - 3x +4)/( x^2 +3x +4) ...

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  3. Show that none of the values of the function (x^(2)+34x-71)/(x^(2)+2x-...

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  4. IF x is real , then ( x^2 - bc ) /( 2x -b-c) has values betw...

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  5. If x is real then y= (2x^2+6x +5)/( x^2 +3x +2) between -2 an...

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  6. If x is real, then the minimum value of y=(x^(2)-x+1)/(x^(2)+x+1) is

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  7. the ( relative ) minimum value of ( x^2 - 3x +2) /( x^2 + 3x +2...

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  8. For x in R, the least value of (x^(2)-6x+5)/(x^(2)+2x+1) is

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  9. If x in R, then the range of (x)/(x^(2)-5x + 9) is

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  10. If x is real , then the maximum value of (x^(2)+14x+9)/(x^(2)+2x+3) is

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  11. the limits of ( 6x ^2 - 18 x + 21 ) /( 6x^2 - 18 x + 17 ) ar...

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  12. If x is real, then the range of (x^(2)+2x+1)/(x^(2)+2x+7) is

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  13. IF (x-a) /( x^2- 3x +2) takens all real values for x in R , ...

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  14. IF x in R then ( x^2 + 2x + a) /( x^2 + 4x + 3a ) can take ...

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  15. If Y = tan x cot 3x ,x in R , then

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  16. IF x in R then (2a (x-1) sin ^2 alpha ) /( x^2 - sin alpha ) ...

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  17. If a ne b then the expression x^2 - (a +b) x+ ( a^2 - ab +b^...

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  18. If alpha , beta are the roots of x^2 -(a-2) x- (a +1) =0 where...

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  19. IF the sum of the squares of the roots of the equation x^2 -...

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  20. The value of a for which the sum of the squares of the roots ...

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