Rick, maya, and tom work in a call center. on a particular day, rick worked 5 and ½ hours, maya worked 6.1 hours, and tom worked 6 hours and 30 minutes. what is the total number of minutes that they worked?

Find the power series expantion of f(z)=log(4=3z) at the point z=-1

Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y < 4x − 8 y is greater than or equal to negative 5 over 2 times x plus 5 part a: describe the graph of the system, including shading and the types of lines graphed. provide a description of the solution area. (6 points) part b: is the point (5, −8) included in the solution area for the system? justify your answer mathematically. (4 points)

Multiply and simplify 2x^2 y^3 z^2 · 4xy^4 x^2