Factored form for 12a-b

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b

Which of the following disjunctions is true? 4 + 4 = 16 or 6 - 5 = 11 4 · 3 = 7 or 3 - 2 = 5 8 - 5 = 13 or 7 · 2 = 12 7 - 4 = 11 or 6 + 3 = 9

Use this graph to find the cost of 6 show tickets