.Which of the following is quadratic equation? (a) x2 -79= x2 +9x+1 (b) 12×2 -7=0 (c) 3×2 +11x+14=x(3x+5x) (d) -x2 +11x-18=0

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.Which of the following is quadratic equation? (a) x2 -79= x2 +9x+1 (b) 12×2 -7=0 (c) 3×2 +11x+14=x(3x+5x) (d) -x2 +11x-18=0

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Sophia 2 months 2021-11-10T20:48:04+00:00 1 Answer 0 views 0

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    2021-11-10T20:49:37+00:00

    Answer:

    only option C and D are the quadratic equations

    Step-by-step explanation:

    mark me as brainliest plzz…

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14:4+1-6*5-7*14:3+5 = ? ( )