12 2x2 2 July 8, 2019 16 32 64 128 12 2x2 =- 20 2x2 12 2x 2x2 2x 12 0 2x2 12 x 3 2x 2x2 2x 12 0 дискриминант 12 1 2x2 1 2 2x2 2 12 0 2x2 12 2x quadratic equation by factoring 2x2 2x 12 0 quadratic formula ( – x–12)(2 x 2–2x–2) 2x2 2x 12 0 rumus abc 2x2 2x 12 0 kuadrat sempurna 2x2 2x 12 in factored form 2x2 25x 12 2x2 23x 12