Let \( f(x) \) be a continuous function defined for \( 1 \leq \) \(...

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Let \( f(x) \) be a continuous function defined for \( 1 \leq \) \( x \leq 3 \). If \( f(x) \) takes rational values of for all \( x \) and \( f(2) \) \( =10 \) then the value of \( f(1.5) \) is
\( \mathrm{P} \)
(1) \( 7.5 \)
(2) 10
W
(3) 8
(4) None of these
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