2*-2, 3*-3,4*-4,etc. * is a times sign.
-16
Yes
Yes.
4, 9, 16, 25, 36, 49, 64, 81, and 100
.... 49, 36, 25, 16, 9, 4 and 1
4,9,16,25,36,49,64,81,100,121
36%= 9/25 * 100%= 0.36 * 100%= 36%
1, 4, 9, 16, 25, 36, 49, 64, 81, 100
1, 4, 9, 16, 25, 36, 49, 64, 81, 100
1491625364964811001, 4, 9, 16, 25, 36, 49, 64, 81, and 100
101
1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144