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Question
Choose the correct alternative:
Let f be a continuous function on [2, 5]. If f takes only rational values for all x and f(3) = 12, then f(4.5) is equal to
Options
`(f(3) + f(4.5))/7.5`
12
17.5
`(f(4.5) - f(3))/1.5`
Solution
`(f(4.5) - f(3))/1.5`
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