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For the function f(x)={((sin^(2)ax)/(x^(...

For the function `f(x)={((sin^(2)ax)/(x^(2))",","where " x ne 0),(1",", "when " x =0):}` which one is a true statement

A

(a) f(x) is continuous at x = 0, when `a != +- 1`

B

(b) f(x) is discontinuous at x = 0, when `a != +- 1`

C

(c) `lim_(x to 0)f(x) = a`

D

(d) `lim_(x to 0)f(x) = a^(3)`

Text Solution

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The correct Answer is:
B
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