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If f(x) {:(= 2x - 1 ", if " x gt 2 )...

If f(x) ` {:(= 2x - 1 ", if " x gt 2 ),(= 2k ", if " x = 2 ), (=x^(2)-1", if " x lt 2 ) :} ` is continuous on R , then k = `…….`

A

3

B

`-3`

C

`3/2`

D

`-3/2`

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The correct Answer is:
c
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MARVEL PUBLICATION-CONTINUITY F FUNCTIONS-MULTIPLE CHOICE QUESTIONS
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  3. If f(x) {:(= 2x - 1 ", if " x gt 2 ),(= 2k ", if " x = 2...

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  4. If f(x) (2^(x+2)-16)/(4^(x)-2^(4)), x != 2 is continuous at x = 2...

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  12. If f(x) {:(=(log (1+3x )-log(1-2x))/x", if " x != 0 ),(=a", ...

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  13. If f(x) {:(=ax^(2)+b", if " 0 le x lt 1 ),(=x+3 ", if " 1 lt x...

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  15. The value of f(0) that the function f(x) = ( root3 (1+x)-root 4 (...

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  16. The function f(x) = (x^(3)+x^(2)-16x+20)/(x-2) is not defined at x = 2...

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  17. If f(x) {:(=(x^(n)-2^(n))/(x-2)", if " x!=2 ),(= 1024 ", ...

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  18. If the function f(x) {:( = 4(5^(x))",....... " x lt0),(= 8a+x", ........

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  19. If f(x) {:( =(x-|x|)/x", ... " x!=0 ),(=2", ... " x...

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  20. If f(x) is continuous and f(9/2)=2/9 , then : lim(x to 0) f((1-cos 3x...

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