Table 1 Table 2
HOURS
y
COST
у
COST
HOURS
х
x
11
33
3
8
2
12
36
3
12
m00
15
45
32
3
33
99
3
48
12
36
108
3
64
16

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?