找规律 1*2*3*4+1=5²=(1²+3*1+1)²2*3*4*5+1=11²=(2²+3*2+1)²3*4*5*6+1=19²=(32+3*3+1)²4*5*6*7+1=29²=(42+3*4+1)²
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/08 06:07:37
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