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23 November, 16:58

Select all of the following that are quadratic equations.

5x - 1 = 3 x+8

5 X-3 = 0

02-2x = 4 x+1

2 x2 + 12 x = 0

ox3.6 x2 + 8 = 0

9X+6 x-3=0

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Answers (1)
  1. 23 November, 19:12
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    2x^2 + 12 x = 0

    3.6x^2 + 8 = 0

    Step-by-step explanation:

    Quadratic equations are those with the variable to the power of 2

    2x^2 + 12 x = 0

    3.6x^2 + 8 = 0

    None of the other equations have the variable raised to the power of 2
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