SImplify to standard form (a+bi)
(12-9i)²

Need to increase the numbers of customers i talk to daily by 20% how many customers do i need to talk to if i talk to a average of 8 customers per hour during an 8 hour shift

Using two or more complete sentences, describe how you can find a vector parallel to b=-2,3

What is the total surface area of this square pyramid?