What is the slope of the line through (-1,-7)(−1,−7)left parenthesis, minus, 1, comma, minus, 7, right parenthesis and (3,9)(3,9)left parenthesis, 3, comma, 9, right parenthesis? Choose 1

How many zeros does the function f(x)=4x3-x2+1 have

Someone answer this asap rn 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)) =

10% of 1,900,000. show me how you got the answer