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  • 附錄四、標準用詞與解釋
    12 2 6 3 其計算型態為短除法。 若除數皆為質數，其過程即稱為質因數分解。 標準分解式 一正整數作質因數分解時將質因數由小至大以連乘式表之，質因數相同者用指數形式簡記，如：12=2×2×3=22×3（或22．3）。 平方 一數自乘兩次，稱為平方。 如5×5=25，25稱為5的平方。 二次方根 若b為非負數，則稱




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