Determine rational numbers p and q if 7+√5 / 7-√5 = p+q√5

Use set builder notation to represent the following set: { -3, -2, -1, 0}

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

I'm confused on this could anyone me and show me what i need to do to solve it.