Linear function 422
166
184
108
The values in the table represent a linear function. How does the value of y change in relation to a change in the value of x?
A)
for every change in x by - 2. y changes by 4
B)
for every change in x by 2, y changes by -4
C)
for every change in x by -4, y changes by-2
D)
for every change in x by-2. y changes by - 4

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)) =

Identify this conic section. x2 - y2 = 16 o line circle ellipse parabola hyperbola

Given the expression (7 ? 4i) ? (2 + 6i), perform the indicated operation and write the answer in the form a + bi.