解:只用四则运算不能得出24点,用上乘方后可以得24: (-2^(1- -2)) * -3 =24 (-2-1) / (-2^-3) = 24 -3 / (-2^(-2-1))=24
①: (1+3*2/2)! = 24②: [1+3/(2/2)]! = 24
2的3次方*(1+2)