Question

利用冪的性質(zhì)進(jìn)行計(jì)算：

6	42

×

8

÷

6	2

．

Answer 1

原式=

6	24

×2

2

÷2

1

6

=2×2

1

3

•2

1

2

÷2

1

6

=21+

1

3

+

1

2

-

1

6

=2

5

3

=

3	32

．