Question

5xao quadrado-3xigual a 0

Answer 1

5x² - 3x = 0
x(5x - 3) = 0

x = 0

Ou

5x - 3 = 0
5x = 3
$x = \frac{3}{5}$

Answer 2

5x² - 3x = 0
Delta = b²-4ac
Delta = 9 - 4 x 5 x 0
Delta = 9
X = -b +- raiz(delta)/2a
X = 3 +- 3/2x5
X = 3+-3/10
X1 = 3 + 3/10 = 6/10 = 0,6
X2 = 3 - 3/10 = 0/10 = 0