I need halp puh-lease What is the value of the expression: x2 + y2 + x - y
when x = -1 and y = 3

6

8

12

16
and if u can plz tell why

Which expression gives you the distance between the points (5,1)and(9,-6)

What is the volume of the cone to the nearest cubic millimeter? (use π  = 3.14) a) 46 mm3 b) 128 mm3 c) 183 mm3 d) 275 mm3 diameter = 5 mm height = 7 mm how do you do this problem step by step?

Afurniture store is having a weekend sale and is offering a 20% discount on patio chairs and tables the sales tax on furniture is 6.25%