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If x^2 + ax + b, when divided by x + 3, ...

If `x^2 + ax + b`, when divided by x + 3, leaves a remainder of - 1 and `x^2 + bx + a`, when divided by x - 3, leaves a remainder of 39, then a + b=?

A

`-14`

B

`-38`

C

14

D

38

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