Jonah and Graham are working together. Jonah claims that (x + y)² = x² + y². Graham is sure Jonah is wrong, but he cannot figure out how to show it.

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

What is sin 7x/4 ? i need on this urgent trig

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1