Question

the set of solutins of the quadratic equation
${x}^{2} + 5x + 6 = 0$

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Answer 1

Answer:

${x}^{2} + 5x + 6 = 0 \\ \\ = > {x}^{2} + (3 + 2)x + 6 = 0 \\ \\ = > {x}^{2} + 3x + 2x + 6 =0 \\ \\ = > x(x + 3) + 2(x + 3) = 0 \\ \\ = > (x + 3)(x + 2) = 0 \\ \\ either \: x + 3 = 0 \\ \\ = > x = - 3 \\ \\ or \: x + 2 = 0 \\ \\ = > x = - 2$

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Answer 2

So heres the answer
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