已知(a-2)²+丨b+3丨+(c-4)=0,请计算a³+2b²+3c的值
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![已知(a-2)²+丨b+3丨+(c-4)=0,请计算a³+2b²+3c的值](/uploads/image/z/755616-48-6.jpg?t=%E5%B7%B2%E7%9F%A5%28a-2%29%26%23178%3B%2B%E4%B8%A8b%2B3%E4%B8%A8%2B%28c-4%29%3D0%2C%E8%AF%B7%E8%AE%A1%E7%AE%97a%26%23179%3B%2B2b%26%23178%3B%2B3c%E7%9A%84%E5%80%BC)
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已知(a-2)²+丨b+3丨+(c-4)=0,请计算a³+2b²+3c的值
已知(a-2)²+丨b+3丨+(c-4)=0,请计算a³+2b²+3c的值
已知(a-2)²+丨b+3丨+(c-4)=0,请计算a³+2b²+3c的值
(a-2)²+|b+3|+(c-4)²=0
a-2=0
b+3=0
c-4=0
a=2
b=-3
c=4
a³+2b²+3c
=8+18+12
=38