Which is equivalent to (4xy – 3z)^2, and what type of special product is it?
16x2y2 +972, the difference of squares
16x2y2+9z2, a perfect square trinomial
16x2y2-24 xyz +9z2, the difference of squares
16x2y2 - 24 xyz +9z2, a perfect square trinomial

The price of a particular stock is represented by the linear equation , where x represents the number of weeks the stock has been owned and y represents the price of the stock, in dollars. if this relationship continues, what is the price of the stock after it has been owned for 12 weeks? $92.55 $94.37 $100.52 $114.39

Find dy/dx using implicit differentiation ln(20+e^xy)=y

Find the area of a parallelogram with base 15 yards and height 21 2/3