Explicación paso a paso:
3²-(-4)²
3²
3*3=9
3²=9
-(-4)²
-4*-4=16
-(16)=-16
-(-4)²=-16
3²-(-4)²=-7
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Explicación paso a paso:
3²-(-4)²
3²
3*3=9
3²=9
-(-4)²
-4*-4=16
-(16)=-16
-(-4)²=-16
3²-(-4)²=-7