Out of a group of 20 volunteers, 12 people are chosen to participate in a survey about the number of hours of television they watch each week. What is the sample in this situation Choose the correct answer below. A.
The 8 people not selected to participate
B.
The people conducting the survey
C.
The 20 volunteers
D.
The 12 people selected to participate

Mexico city, mexico, is the world's second largest metropolis and is also one of its fastest-growing cities with a projected growth rate of 3.2% per year. its population in 1991 was 20,899,000 people. use the formula p = 20.899e0.032t to predict its population p in millions with t equal to the number of years after 1991. what is the predicted population to the nearest thousand of mexico city for the year 2010?

Can someone factor this fully? my friend and i have two different answers and i would like to know if either of them is right. you in advance. a^2 - b^2 + 25 + 10a

Do you mind if you guys me with this question i’m on number 8