WHat is the answer to this (1−5q)+(2.5q+8)−(0.5q+6)

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.

If sin(x) = 0 and cos(x) = 1, what is tan(x)?

Which of the following parabolas opens down?