Respuesta:
1.
5x²-7=13 : x=2, x= -2
2.
/3x+7=5 : x=6
3.
(x-2)²+1=10 :x=5, x=-1
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Verified answer
Respuesta:
1.
5x²-7=13 : x=2, x= -2
2.
/3x+7=5 : x=6
3.
(x-2)²+1=10 :x=5, x=-1