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A discontinuous function y=f(x) satisfyi...

A discontinuous function y=f(x) satisfying `x^(2)+y^(2)=4" is given by f(x)="`

A

`f(x)=sqrt(4-x^(2))`

B

`f(x)=sqrt(4+x^(2))`

C

`f(x)=sqrt(x^(2)-4)`

D

none

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The correct Answer is:
A
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DIPTI PUBLICATION ( AP EAMET)-LIMITS AND CONTINUITY-Exercise 1C(Continuity)
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  2. Let f(x)=f(x) f(y) for all x and y. If f(x) is continuous at x=1. then...

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  6. If f : R to R is a continuous defined by f(x)=[x]cos ((2x-1)/(2))pi, w...

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  9. The value of f(0) so that f(x)=(sin x)/(x) is continuous at x=0 is

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  10. The value of f(0) so that f(x)=(3x+4 tan x)/(x) is continuous at x=3 i...

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  11. The value of f(0) so that f(x)=(3x+4 tan x)/(x) is continuous at x=0 i...

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  12. The value of f(0) so that f(x)=(sqrt(1+x)-1)/(x) is continuous at x=0 ...

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  14. The value of f(0) so that the function f(x)=((27-2x)^(1//3)-3)/(9-3(24...

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  16. The value of f(00) so that the function f(x)=(2x-Sin^(-1)x)/(2x+Tan^(-...

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  17. The value of f(0) so that the function f(x)=(sqrt(1+x)-root3(1+x))/(x)...

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  18. The value of f(0) so that f(x)=(cos^(2)x-sin^(2)x-1)/(sqrt(x^(2)+1)-1 ...

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  19. Extend the definition of the following by continuity f(x)=(1−cos7(x−π)...

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  20. Let f(x)=(1-tan x)/(4x-pi), x ne pi/4, x in [0,pi/2]." If f(x) is cont...

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