Question

Find all the zeros of each equation.
x^5 – 3x^4 – 15x^3 + 45x^2 – 16x + 48 = 0


3, 4, i
4, –4, i,–i
3, 4, –4, i, –i
3, –4, –i

Answer 1

c

Answer 2

are you sure ?

Answer 3

yeah im sure