The total change in the outdoor temperature over 6 hours was −21 ∘F. What was the mean change in temperature per hour?

What is the solution of sqrt x+2-15=-3

State whether weight is a function of height for the six students and explain. a. yes, height is a function of weight because two students weigh 165 pounds but have different heights. b. no, height is not a function of weight because two students weigh 165 pounds but have different heights. c. yes, weight is a function of height because for each value of height there is one corresponding value of weight. d. no, weight is not a function of height because there is not enough data to determine a function.

Find an bif a = {3, 6, 9, 12) and b = {2, 4, 6, 8, 10).