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f(x)= (x^(2) + 1)/(x^(2)-1) and g(x)= ta...

`f(x)= (x^(2) + 1)/(x^(2)-1) and g(x)= tan x`. Examine the continuity of the composite function (fog) (x)

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The correct Answer is:
`x= npi +- (pi)/(4) and x= (2n+1) (pi)/(2)` discontinuous
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