Plz, HELP me with this question! Plz, HELP me with this question!

The highest common factor of 132 and 220

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)-144x+360 what am i doing wrong?

The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol