State How Many Complex and Real Zeros the Function Has $$f ( x ) = x ^ { 3 } - 15 x ^ { 2 } + 75 x - 125$$

question 37

Multiple Choice

State how many complex and real zeros the function has.
- $$f ( x ) = x ^ { 3 } - 15 x ^ { 2 } + 75 x - 125$$

• A) 3 complex zeros; 1 real
• B) 3 complex zeros; none real
• C) 3 complex zeros; all 3 real
• D) 3 complex zeros; 2 real