Respuesta:
Explicación paso a paso:
5x^2= 245
x^2= 245/5
x^2= 49
√x^2= √49
x= ± 7
x1= + 7
x2= - 7
C.S.={- 7; +7}
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Respuesta:
Explicación paso a paso:
5x^2= 245
x^2= 245/5
x^2= 49
√x^2= √49
x= ± 7
x1= + 7
x2= - 7
C.S.={- 7; +7}