kokeshjude17 kokeshjude17

10-07-2016
Mathematics

contestada

2x2−5x=3 Separate the two values with a comma.

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jhonyy9 jhonyy9

10-07-2016

2x^2 -5x -3 = 0

D = 25 +24 = 49

x_1,2 = (5+/- sqrt49)/4 = (5+/-7)/4 = -2/4 = -1/2 and 12/4 = 3

x_1,2 = -1/2 and 3

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