Ayuda
a) x²+2x-3=0
b) x²-9x+14=0
c) 4x²-4x+1=0
d) x²-6x+3=0
a) x²+2x-3=0
b) x²-9x+14=0
c) 4x²-4x+1=0
d) x²-6x+3=0
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Respuesta:
a) x = 1 ; x = -3
b) x = 2 ; x = 7
c) (2x - 1)²
d)
Explicación paso a paso:
a) x²+2x-3=0
(x - 1) (x + 3) = 0
x = 1
x = -3
b) x²-9x+14=0
(x - 2) (x - 7) = 0
x = 2
x = 7
c) 4x²-4x+1=0
(2x - 1)²