Answer to Question #42527 in Calculus for shasha

Question #42527

State how many imaginary and real zeros the function has.

f(x) = x3 - 20x2 + 123x - 216

0 imaginary; 3 real

2 imaginary; 1 real

3 imaginary; 0 real

1 imaginary; 2 real

help me please and show work please

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