Verify that the numbers given along side of the cubic polynomials belo

1.	Verify that the numbers given along side of the cubic polynomials below are their zeros. Also, verify the relationship between the zeros and coefficients in in each case: (i) f(x)=2x3+x2−5x+2;12,1,−2 (ii) g(x)=x3−4x2+5x−2;2,1,1
Answer» Verify that the numbers given along side of the cubic polynomials below are their zeros. Also, verify the relationship between the zeros and coefficients in in each case: (i) $f (x) = 2 x^{3} + x^{2} - 5 x + 2; \frac{1}{2}, 1, - 2$ (ii) $g (x) = x^{3} - 4 x^{2} + 5 x - 2; 2, 1, 1$

Verify that the numbers given along side of the cubic polynomials below are their zeros. Also, verify the relationship between the zeros and coefficients in in each case: (i) f(x)=2x3+x2−5x+2;12,1,−2 (ii) g(x)=x3−4x2+5x−2;2,1,1

Answer»

Verify that the numbers given along side of the cubic polynomials below are their zeros. Also, verify the relationship between the zeros and coefficients in in each case:

(i) $f (x) = 2 x^{3} + x^{2} - 5 x + 2; \frac{1}{2}, 1, - 2$

(ii) $g (x) = x^{3} - 4 x^{2} + 5 x - 2; 2, 1, 1$

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Verify that the numbers given along side of the cubic polynomials below are their zeros. Also, verify the relationship between the zeros and coefficients in in each case: (i) f(x)=2x3+x2−5x+2;12,1,−2 (ii) g(x)=x3−4x2+5x−2;2,1,1

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