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Let f be continuous function on [1,3]. If f takes only rational values for all x and f(2) = 10 then find the value of f(1.5)

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Given $ f$ is continuous and $ f(x)$ is rational no.$ \forall \in [ 1, 3 ]$ and $ f(2) = 10. \Rightarrow f$ is a constant function in this interval.
Ans : $ f(1.5)=10$

 

answered Mar 12, 2013 by thanvigandhi_1
edited Mar 26, 2013 by thanvigandhi_1
 

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