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(3x² + 5) : 4 = 2
3x² + 5 = 2 * 4
3x² + 5 = 8
3x² = 8 - 5
3x² = 3
x² = 3/3
x² = 1 Tiene 2 soluciones.
x= √1
x = 1 Porque (1)(1) =1
o
x = -√1
x = -1 Porque (- 1)( - 1) = 1
Solucion.
(1 , - 1)