ME AJUDEM Resolva as equações
a) x²-4x+3=0
b)x² + 6x +5 =0
c)x² - 12x +27=0
d)x² + 8x + 15=0
e)x² - 10x + 19=0
Ex: x² +10x +24=0
x²+ 10x +24 +1 =0+1
x² +10x +25 =1
(x + 5)² = 1
x +5 =1
x=-4 ou x + 5 = -1
x=-6
a) x²-4x+3=0
b)x² + 6x +5 =0
c)x² - 12x +27=0
d)x² + 8x + 15=0
e)x² - 10x + 19=0
Ex: x² +10x +24=0
x²+ 10x +24 +1 =0+1
x² +10x +25 =1
(x + 5)² = 1
x +5 =1
x=-4 ou x + 5 = -1
x=-6
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