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If f(x)=(x^3+x^2-16x+20)/(x-2)^2, x ne 2...

If `f(x)=(x^3+x^2-16x+20)/(x-2)^2, x ne 2`
=k, x=2
and if f(x) is continuous at x=2, find the value of k.

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K=7
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