In simplified exponential notation, the expression a^2•a^-3•a=
1
1/a

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

Apair of ordinary dice is rolled. what is the probability that each die will show a number higher than 4. 1. (1/36) 2. (1/12) 3. (1/6) 4. (1/4) 5. (1/3)

Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1