What is this expression in simplest form? x^2+x-2/x^3-x^2+2x-2

Eden has a part time job. she is paid ? 7.20 an hour the week she worked 18 and a half hours how much is she paid

What are the solutions of the following system? y=-2x^2 y=x-2

Now, martin can reasonably guess that the standard deviation for the entire population of people at the mall during the time of the survey is $1.50. what is the 95% confidence interval about the sample mean? interpret what this means in the context of the situation where 95 people were surveyed and the sample mean is $8. use the information in this resource to construct the confidence interval.