Dana recorded a temperature drop of 2º and a second temperature drop of 3º. What is the total change in temperature?

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?

Asquare picture with sides of 32 inches is to be mounted on a square mat with sides of 52 inches. find the area of the mat that will remain uncovered by the picture.

Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?