Factor the expression below x^2 - 81

A. (x + 9) (x - 9)

B. (x - 9) (x - 9)

C. (x + 27) (x - 3)

D. (x - 27) (x - 3)

a marble is randomly selected from a bag containing 9 black, 5 white, and 13 clear marbles. find P (white). round to the nearest percent if necessary.

If someone is 1.83 meters tall, what is his or her approximate height In inches

Which choice is equivalent to the product below? √14•√8 A. 28 B. 16√7 C. 4√7 D. 4√28

Write simplified expressions for f (h (x)) and h (f (x)) f (x) = 8x-7 and h (x) = x+7 / 8

What numbers does the square root of 355 fall between? 15 and 16 17 and 18 18 and 19 20 and 21

What is the decimal representation of 5/11

For all the values of x, f (x) = 2x (squared) g (x) = x+1 solve fg (x) = gf (x)

Tim spent 1 1/2 hours setting up her computer. It took her 3 times as long to install the software. How long did it take Tim to set up the computer and then install the software? Find the hidden question and solve.

Find the area of a triangle with sides 13 meters, 12 meters, and 5 meters

Create an equation to represent the situation below and then solve your equation. Renee is wanting to join a gym. Pumping iron has a $90 membership fee and is $10 a month. Fit for life has a $50 membership fee and is $15 a month.