2. Which expression is equivalent to
(11x+8y)(11x-8y)? (box)
C.
121x2 – 64y2
22x2 + 3xy – 16y2
22x2 – 16y2
121x2 + 22x – 16y – 64y2

Which expression is equivalent to (3^2)^-2 a.-81 b.-12 c.1/81 d.1/12

Someone answer asap for ! a discount store’s prices are 25% lower than department store prices. the function c(x) = 0.75x can be used to determine the cost c, in dollars, of an item, where x is the department store price, in dollars. if the item has not sold in one month, the discount store takes an additional 20% off the discounted price and an additional $5 off the total purchase. the function d(y) = 0.80y - 5 can be used to find d, the cost, in dollars, of an item that has not been sold for a month, where y is the discount store price, in dollars. create a function d(c(x)) that represents the final price of an item when a costumer buys an item that has been in the discount store for a month. d(c(x)) =

Which of the following shows the length of the third side, in inches, of the triangle below