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If f(x)={((x^(2)-25)/(x-5)" , "xne5...

If `f(x)={((x^(2)-25)/(x-5)" , "xne5),(k" , "x=5):}` is continuous at x=5, then k is equal to:

A

10

B

5

C

0

D

4

Text Solution

Verified by Experts

The correct Answer is:
A
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ACCURATE PUBLICATION-CONTINUITY-QUESTIONS CARRYING 1 MARKS (MCQ.s (TYPE-I))
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  2. limxrarr0 (log (1+x)/sin x is equal to :

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  3. If f(x)={((x^(2)-25)/(x-5)" , "xne5),(k" , "x=5):} is contin...

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  4. If f(x) = {((x^2-9)/(x-3),,x,ne,3),(m,,x,=,3):} is continuous at x = 3...

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  5. If the function f is defined by f(x) = {(3,,x,ne,0),(a+1,,x,=,0):} and...

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  6. If the function f is defined by f(x) = {(5,,x,ne,0),(a-1,,x,=,0):} and...

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  7. If f(x)={(kx-1" , "xle5),(3x-5" , "xgt5):} is continuous at ...

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  8. If f(x)={(kx+2" , "xle5),(3x-4" , "xgt5):} is continuous at ...

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  9. If f(x)= {(mx+1,,x,le,5),(3x-5,,x,>,5):} is continuous, then the value...

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  10. If f(x)= {(mx-1,,x,le,5),(3x-5,,x,>,0):} is continuous, then the value...

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  11. If f(x)= {(kx^2,,x,<,2),(3,,x,ge,2):} is continuous at x = 2, then the...

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  12. If f(x) ={(kx^2),(3):}, ((x <3),(x ge3)) and f is continuous at x = 3 ...

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  13. f(x) = {((sin x)/(x),,x,ne,0),(k-1,,x,=,0):} is continuous at x = 0, t...

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  14. If function defined by : f(x)= {((sin3x)/(2x),,x,ne,0),(k+1,,x,=,0):} ...

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  15. If function defined by : f(x)= {((sin3x)/(4x),,x,ne,0),(k+1,,x,=,0):} ...

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  16. If f(x) = {((sin 5x)/(2x),,x,ne,0),(k,,x,=,0):} is continuous at x = 0...

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  17. The function f(x) = {{:(("sin x")/(x)+ cos x ,if x != 0),(k , if x = 0...

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  18. The function f(x) = [x], where [x] denotes the greatest integer functi...

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  19. The number of points at which the function f(x)=(1)/(x-[x]) is not con...

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  20. The function given by f(x)=tax x is discontinuous on the set

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