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Elimination Method of Finding Solution of a Pair of Linear Equations

If the sum of...

Question

If the sum of the roots of a quadratic equation is 6 and their product is 6, the equation is
(a) $x^{2} - 6 x + 6 = 0$
(b) $x^{2} + 6 x - 6 = 0$
(c) $x^{2} - 6 x - 6 = 0$
(d) $x^{2} + 6 x + 6 = 0$

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Solution

(a) $x^{2} - 6 x + 6 = 0$

$Given : Sum of roots = 6 Product of roots = 6 Thus, the equation is: x^{2} - 6 x + 6 = 0$

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Elimination Method of Finding Solution of a Pair of Linear Equations

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