求求各位聪明人士,我想了好久喽,求求了·······1×3×5+2×6×10+3×9×15+4×12×20+5×15×25/1×2×3+2×4×6+3×6×9+4×8×12+5×10×15
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/04 06:17:41
![求求各位聪明人士,我想了好久喽,求求了·······1×3×5+2×6×10+3×9×15+4×12×20+5×15×25/1×2×3+2×4×6+3×6×9+4×8×12+5×10×15](/uploads/image/z/5453382-30-2.jpg?t=%E6%B1%82%E6%B1%82%E5%90%84%E4%BD%8D%E8%81%AA%E6%98%8E%E4%BA%BA%E5%A3%AB%2C%E6%88%91%E6%83%B3%E4%BA%86%E5%A5%BD%E4%B9%85%E5%96%BD%2C%E6%B1%82%E6%B1%82%E4%BA%86%C2%B7%C2%B7%C2%B7%C2%B7%C2%B7%C2%B7%C2%B71%C3%973%C3%975%2B2%C3%976%C3%9710%2B3%C3%979%C3%9715%2B4%C3%9712%C3%9720%2B5%C3%9715%C3%9725%2F1%C3%972%C3%973%2B2%C3%974%C3%976%2B3%C3%976%C3%979%2B4%C3%978%C3%9712%2B5%C3%9710%C3%9715)
求求各位聪明人士,我想了好久喽,求求了·······1×3×5+2×6×10+3×9×15+4×12×20+5×15×25/1×2×3+2×4×6+3×6×9+4×8×12+5×10×15
求求各位聪明人士,我想了好久喽,求求了·······
1×3×5+2×6×10+3×9×15+4×12×20+5×15×25/1×2×3+2×4×6+3×6×9+4×8×12+5×10×15
求求各位聪明人士,我想了好久喽,求求了·······1×3×5+2×6×10+3×9×15+4×12×20+5×15×25/1×2×3+2×4×6+3×6×9+4×8×12+5×10×15
1×3×5+2×6×10+3×9×15+4×12×20+5×15×25
=(1+2+3+4+5)×1×3×5
1×2×3+2×4×6+3×6×9+4×8×12+5×10×15
=(1+2+3+4+5)×1×2×3
原式=5/2
求求各位聪明人士,我想了好久喽,求求了·······1×3×5+2×6×10+3×9×15+4×12×20+5×15×25/1×2×3+2×4×6+3×6×9+4×8×12+5×10×15
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