2的17次方×7的13次方÷14的12次方 怎么计算啊???

2024-11-30 06:56:10
推荐回答(3个)
回答1:

请看图

回答2:

2的17次方×7的13次方÷14的12次方
=2^4×(2×7)^13÷14^12
=16×14^13÷14^12
=16×14
=224

回答3:

2^17 × 7^13 ÷ 14^12
= (2^4 × 2^13) × 7^13 ÷ 14^12
= 2^4 × (2^13 × 7^13) ÷ 14^12
= 2^4 × 14^13 ÷ 14^12
= 2^4 × 14
= 16 ×14
= 224