Question

If α is a zero of the polynomial f(x) , then f(α) =______ ? i) x + α ii) x - α iii) x +- α iv) None of these plz reply fast i need it immediately

Answer 1

Answer:

ii) x-a

Because, if f(x) is a polynomial, and f(a) =0 then (x-a) is a factor of f(x).