If x = -5 and y=-3 what is the value of the expression 2/3(x3)(y2)

How do you answer this question? (step by step)

What is the value of the expression below? (81^2)^1/8

Solve the word problem. the table shows the low outside temperatures for monday, tuesday, and wednesday. by how many degrees did the low temperature increase from monday to tuesday? this function table shows the outside temperature for a given a. 21.1⁰ b. 8.6⁰ c. 4.9⁰ d. 3.9⁰(the picture is the graph the the question is talking about.)