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Find the zero of the polynomial in each ...

Find the zero of the polynomial in each of the following cases.
(i) ` f (x) = x +2`
(ii) `f (x) = x-2`
(iii) `f (x) =2x +3`
(iv) ` f (x) =2x -3`
(v)` f (x) =x ^(2)`
(vi) ` f (x) = px, p ne 0`
(vii) `f (x) = px + q,p ne 0 pq` are real numbers.

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