Evaluate the following expression when a = -2, b = -1, and c = 5.
2c^2-2a+b

What is the exact volume of the cylinder? 16in going into the middle of the top of the cylinder and 40in in height a) 25,600(pi)3 b)10,240(pi)3 c)1280(pi)3 d)640(pi)3

Lucy and donavan measured the length of the school garden. lucys measurement is 11.3m and donavans measurement is 113 cm. could both be correct? explain

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?