If a=5,a4=9 1/2 find a2 and a3

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.

What is the equation of a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4

Which expression is a perfect cube? a. x8 b. y24 c. m28 d. x64