What is true about every point in Quadrant

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

How can you tell when x and y are not directly proportional?

Solve for x where 0 equation: cot^2x+2cotx+1=0