Verify the relation between roots and coefficients of the quadratic equation

Find the roots of the quadratic equation

x^{2} + 4 x - 192 = 0

and verify the relation between the coefficients and zeroes of the quadratic equation.

Verification:

Roots of the quadratic equation \(=\)

- i

and

Sum of the roots \(=\)

Product of the roots \(=\)

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6. Verify the relation between roots and coefficients of the quadratic equation