What’s the missing angle

Plz which expression is equivalent to the expression below?

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

Aflower has 26 chromosomes. to create a new flower,how many would a sperm cell have what is called?