Math, asked by KarthikRaut, 11 months ago

How to Solve
${x}^{2} - 20x - 12000$

Answers

Answered by Anonymous

4

Answer:

${x}^{2} - 20x - 12000 = 0 \\ {x}^{2} - 120x + 100x - 12000 = 0 \\ x(x - 120) + 100(x - 120) = 0 \\ (x - 120)(x + 100) = 0 \\ x = 120 \: or \: - 100$

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