4x8
8x4
4x4
8x8
a
a2
a-2
a3
x2
x-2
x3
x-3
x1/3
x2/3
x6
x3/2
x
x4
(1000)7 ÷ 1018 =
10
100
1000
10000
32 × 33 × 92 =
817
39
324
97
161/2 =
4
8
2
42
(81)1/2 =
3
9
27
81
(a2 + b2)0 =
a4
1
0