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If `f(x)` is a continuous function and attains only rational values in `[-3,3]` and its greatest value in `[-3, 3]` is 5, then `int_-3^3f(x)dx=` (A) `5` (B) `10` (C) `20` (D) `30`

A

5

B

10

C

20

D

30

Text Solution

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The correct Answer is:
D
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