Question

Find a cubic polynomial whose zeroes are - 1, 3 and -1 upon 3​

Answer 1

Answer:

x^3-5×^2/3-11×/3-1

Explanation:

(x+1)(x-3)(x+1/3)

(x^2-3x+x-3)(×+1/3)

(x^2-2x-3)(×+1/3)

x^3+1/3x^2-2x^2-2x/3-3×-1

×^3-5×^2/3-11×/3-1

Hope it will help u