126x16+126ⅹ82+126 提取公因式126 ,原式=126ⅹ(16+82+1)=126X99=126x(100-1)=12600-126=12474
126×16+126×82+126
=126×16+126×82+126×1
=126×(16+82+1)
=126×99
=126×(100-1)
=126×100-126×1
=12600-126
=12474
126×16+126×82+126
=126×(16+82+1)
=126×99
=126×(100-1)
=126×100-126×1
=12600-126
=12474
126x16+126x82+126
=126x(16+82+1)
=126x99
=126x(100-1)
=126x100-126
=12600-126
=12374