同底數相乘 指數可以相加
同底數相除 指數可以相減
所以這題=2的（4+3-5）次方*3的（2+4-3）次方*5的（1+2-3）次方
=2的2次方*3的3次方*5的0次方
=2*27*1
=54
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同底數相乘 指數可以相加
同底數相除 指數可以相減
所以這題=2的（4+3-5）次方*3的（2+4-3）次方*5的（1+2-3）次方
=2的2次方*3的3次方*5的0次方
=2*27*1
=54
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are also looking at these questions 😉
2的2次方是4