What is the square root of –16?
–8i
–4i
4i
8i

George has seven boxes of five pencils. giulio three boxes of eight pencils. one of the boys arranges all his pencils equally into two groups. was this george or giulio how many are in each group explain

At $1.32 million, they closed last month percent above what they paid in 2007." how much did they pay in 2007?

Which expression converts 45 degree to radians