Write a polynomial function f of least degree that has a leading coefficient of 1 and the given zeros. Write the function in standard form. 0,5,−5+8√

Proceed as in example 3 in section 6.1 to rewrite the given expression using a single power series whose general term involves xk. ∞ n(n − 1)cnxn − 2 n = 2 − 4 ∞ ncnxn n = 1 + ∞ cnxn n = 0