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If f(x) is continuous and f(9/2) = 2/9, ...

If f(x) is continuous and f(9/2) = 2/9, then find `lim_(xrarr0)9f((1-cos3x)/x^2)`.

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  10. Evaluate the following limits : lim(xrarrinfty)(x-sqrt(x^2+ x))

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  11. Evaluate the following limits : lim(xrarr0)sqrt((1/2(1-cos2x))/x

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  12. Evaluate the following limits : lim(xrarr0)(1+|sinx|)^(1/x)

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