PLEASE HELP ASAP ITS DUE REALLY SOON!! DIRECTIONS: determine if the sequence is geometric. if it is, find the common ratio and the three terms in the sequence after the last one given.

1) -1, -2, -4, -8 ...

2) 2, 4, 8, 16 ...

How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a.about 4 b.about 8 c.about 40 d.about 21

Select the quadratic that has root x = 8 and x = -5

This is so hard and it’s for a test