Pyramid A is a right square pyramid with a height of 138 m & a square base with a perimeter of 396 m. Pyramid B has a square base with a perimeter of 296 m and height of 84 m. Which pyramid has the greater volume & by how many times are they great?

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?

Which expression is equal to (f+g)(x)?

Which of the following is equal to the rational expression when x is not equal to -2 or -6?