An edge of a square has vertices with coordinates (a, b) and (-a,- b). Write expre in terms of a and b for its perimeter and area.
Perimeter =
units
Area =
square units

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5