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

asked Jul 22, 2016 44.3k views

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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

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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).

Oriuken answered Jul 27, 2016

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