Question

AIUDA XFAAA, DOY CORONA​

Answer 1

Respuesta:

a) x² + 3x - 4 = 0

(x - 1) (x + 4) = 0

ans; x = 1, -4

b) 7x (x + 2) = 0

ans; x = 0, -2

c) 3x² = 12

x² = 12/3

x² = 4

x = ±√4

ans; x = ±2

Explicación paso a paso:

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