1. Find all the zeros of the polynomial:
f(x)= 2x^7 - 17X^5-45X^5 + 390X^4 + 28X^3 + 1832X^2 + 960X
2. Write a polynomial function of least degree that has rational coefficients, the given zeros, and a leading coefficient of 1:
Zeros: 2i, 0, 4-i, 2i, 3 +2i