Which of the following show the factored equivalent of f (x) = (x2 - 81) (x + 5) and its zeroes.

A submarine is dividing to a total depth of 45 feet. It descends 15% of the total depth in 1 minute. How deep will the submarine be after 4 minutes?

A type of bacterium triples in population every hour. Assuming you start with 120 bacteria, the formula that models the number of bacteria at the beginning of hour n is: a (n) = 120 • 3n - 1 How many bacteria will there be at the beginning of hour 5?

A pizza with a diameter of 12 inches is cut into 8 equal slices to the nearest square inch what is the area of each slice of the pizza

Select ALL the correct answers. Select all the expressions that are equivalent to the polynomial below. --12r2 - 19.

Michael pays $30 to enter a state fair, plus $4 for each ride. Which of the following equations represents his total cost?

16 cups = how many fl oz

Robert is writing a paper for language arts class. he can write 2/3 of a page in 1/2 of an hour. At what rate is Robert writing?

Q12 Wendy is putting sweets into packets. She has 9000 sweets. She puts 45 sweets in each packet. Wendy puts the packets of sweets into boxes. She puts 25 packets of sweets into each box. a) Work out the total number of boxes Wendy needs.

Never mind i figured it out

If the length of segment ad is 10 and the length of segment ac is 4y - 40, what are the values for y, segment ac, and segment dc