Question

53²=(_+_)²=(_)²+2(_)()+(_)²=

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Answer 1

Respuesta:

53² = 2809

53²

= (50+3)²

= (50)²+2(50)(3)+(3)²

= 2500+100(3)+9

= 2500+300+9

= 2800+9

= 2809

Explicación paso a paso: