Respuesta:
Explicación paso a paso:
x²=9
√x²=√9
x=3
--
-2x² = -32
x²= [tex]\frac{-32}{-2}[/tex]
x²=16
√x²=√16
x=4
2x²= 8
x²=[tex]\frac{8}{2}[/tex]
x²= 4
√x²= √4
x= 2
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Respuesta:
Explicación paso a paso:
x²=9
√x²=√9
x=3
--
-2x² = -32
x²= [tex]\frac{-32}{-2}[/tex]
x²=16
√x²=√16
x=4
--
2x²= 8
x²=[tex]\frac{8}{2}[/tex]
x²= 4
√x²= √4
x= 2