Tell me if im correct, if not, me not die, dont explain

Question: a) does the given set of points represent a linear function? how do you know? b) assume that the point (-2,4) lies on the graph of a line. what y-values could complete this set of ordered pairs that lie on the same line: (- (hint: there are several correct answ

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?