EulahYuki EulahYuki

10-06-2015
Mathematics

contestada

The roots of the equation 2x2 - 8x = 0 are
(1) -2 and 2 (3) 0 and -4
(2) 0, -2, and 2 (4) 0 and 4

Respuesta :

Panoyin Panoyin

14-06-2015

      2x² - 8x = 0
2x(x) - 2x(4) = 0
      2x(x - 4) = 0
2x = 0 U x - 4 = 0
2    2    + 4 + 4
x = 0 x = 4

The answer is (4).

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