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If f(x) = ax +b, where a and b are integ...

If f(x) = ax +b, where a and b are integers f(-1) = -5 and f(3) = 3, then the values of a and b are respectively.

A

`-3 and -1`

B

2 and -3

C

0 and 2

D

2 and 3

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