writing with positive exponents
7-3
What is 1/73
3-2
What is 1/9
10-5
What is 1/105
3-3
What is 1/27
1/m-9
What is m9
(-5)-3
What is -125
(-2)-6
What is 1/(-2)6
(-6)-2
What is 1/(-6)2 = 1/36
1/(-4)-3
What is (-4)3 = 256
(-2)-5
What is 1/-32