Question

Q1 : Verify that the numbers given alongside of the cubic polynomials below are

their zeroes.Also verify the relationship between the zeroes and the coefficients

in each case:

(i) 2x3 + x2 – 5x + 2; 1/2, 1, – 2.

(ii) x3– 4x2 + 5x – 2; 2, 1, 1​

Answer 1

Answer:

Q1 : Verify that the numbers given alongside of the cubic polynomials below are

their zeroes.Also verify the relationship between the zeroes and the coefficients

in each case:

(i) 2x3 + x2 – 5x + 2; 1/2, 1, – 2.

(ii) x3– 4x2 + 5x – 2; 2, 1, 1