If ab = 9, rs = 3, and sc = 5, find bc.

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

Determine the common ratio and find the next three terms of the geometric sequence. 10, 2, 0.4, a. 0.2; -0.4, -2, -10 c. 0.02; 0.08, 0.016, 0.0032 b. 0.02; -0.4, -2, -10 d. 0.2; 0.08, 0.016, 0.0032 select the best answer from the choices provided a b c d

The function f(x)= -(x+5)(x+1) is down. what is the range of the function?