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Find a if f(x)={((sqrt(5x+2)-sqrt(4x+4))...

Find a if `f(x)={((sqrt(5x+2)-sqrt(4x+4))/(x-2),x!=2),(a,x=2):}` is continuous as x=2

A

1/(2sqrt3)

B

1/sqrt3

C

2/sqrt3

D

1/(4sqrt3)

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The correct Answer is:
D
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