Alright I haven't had fractions in a while so don't chew me out it's 2 3/8- 3/4-(-2 5/8)

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?

Find the value of x. give reasons to justify your solutions! l, m ∈ kn

Askate shop rents roller skates as shown on the table below. which graph and function models this situation?