Chris and Emily want to buy a new couch and have found the one they want for $999They only have $200 saved , but they can take advantage of a six months same- -deal. Over the next six months , they could save up the extra $ 799 , you give them ? pay it , interest . good idea ? What advice would you give them?

1) if x^2=40, what is the value of x? a) +- 80 b) +- 20 c) +- square root of 80 d) +- square root of 40 2) solve x^2= -169 a) undefined b) 13 c) +- 13 d) -13 3) a square rug covers 79 square feet of floor. what is the approximate length of one side of the rug? (approximate to the nearest hundredth foot) a) 8.86 feet b) 8.87 feet c) 8.88 feet d) 8.89 feet