Question

x2+12x+120=0 factorisation method​

Answer 1

Answer:

${x}^{2} + 12x + 120 = 0 \\ \\ a = 1 \\ b = 12\\ c = 120\\ \\ d \: = {b}^{2} - \: 4ac \\ \\ = {12}^{2} - 4 \times 1 \times 120 \\ = 144 - 480 \\ \\ d = 336.$

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