Consider U = {x|x is a negative real number}. Which is an empty set? {x|XE U and x has a negative cube root)
{x|XE U and x has a negative square root}
{x|XE U and x is equal to the product of a positive number and -1}
{x|XE U and x is equal to the sum of one negative and one positive number}

The function below show how much jayna and hannah charge for babysitting. which statement best compares the two plants?

Scott’s bank account showed a balance of $750 on sunday. during the next five days, he made one deposit of $140 and numerous withdrawals of $180 each. let x represent the number of withdrawals that scott made. write an inequality that can be used to find the maximum number of withdrawals that scott could have made and maintain a balance of at least $100. do not use a dollar sign ($) in your response.

An ant travels at a constant rate of 30cm every 2 minutes.at what speed does the ant travel per minute