Some radioisotopes with the longest half-lives can remain radioactive for of years.
a. billons
b. millions
c. thousands
d. tens of thousands

Use the distributive law to multiply. 3(4x + 5y + 6)

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)) =

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28