If f(x) = 2x^(2) - x + a + b such that ...

If `f(x) = 2x^(2) - x + a + b` such that `f(0) = 1 and f(1) = -2`, then the values of `a and b` are

`a= 0, b =1`

`a = 4, b = -7`

`a = 2, b=-3`

No possible value

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