Factor the following:

16x2y2−81

options:
(4x2y2−9)2

(4xy−9)(4xy+9)

(4x2y2−9)(4x2y2+9)

(4xy−9)2

(4x2y−9)(4x2y+9)

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

Two friends are reading books. jimmy reads a book with 21,356 words. his friend bob reads a book with one-and-a-half times as many words. which expression represents the number of words bob reads?

Devonte is balancing his checking account. his account statement does not include a deposit of $107.00 that he made on november 1st. what is devonte’s actual account balance?