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`

Answer 1

`(f(4.5) - f(3))/1.5`