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Which of the following function is conti...

Which of the following function is continuous at x = 0 ?

A

(a) `f(x)={((sin2x)/x,",", x != 0),(1,",",x = 0):}`

B

(b) `f(x)={((1+x)^(1/x),",", x != 0),(1,",",x = 0):}`

C

(c) `f(x)={(e^(1/x),",", x != 0),(1,",",x = 0):}`

D

(d) `f(x)={((3x+4tanx)/x,",", x != 0),(7,",",x = 0):}`

Text Solution

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The correct Answer is:
D
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