Question

Resolver 3x²+7x+4=0

Answer 1

Factorizamos:

3x² + 7x + 4 = 0

Observa que:  7x = 3x + 4x , entonces:

3x² + 3x + 4x + 4 = 0

3x(x+1) + 4(x+1) = 0

(3x+4)(x+1) = 0

• 3x+4 = 0 → x = -4/3
• x+1 = 0  → x = -1

Solución: x= {-4/3,-1}

Saludos! Jeizon1L