Question

Obtain all zeros of if one of its zeros is

Answer 1

- Obtain all zeros of f(x) x3+13x2+32x+20 if one of it zeros is -2. Answer: The other two zeros are -1 and -10. To find: All zeros = ? Solution: Given : if one of it zeros is -2. (x + 2) is one of the factor of the above equation. Let's divide by. Hence,