Are -1/2, 3/4 and -1.5 rational numbers if not what are they?

Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1

Write the rational number in lowest terms 99/-15

Acylinder with a base diameter of x units has a volume of jxcubic units which statements about the cylinder are true? check all that apply. the radius of the cylinder is 2 x units. the radius of the cylinder is 2x units. the area of the cylinder's base is 200 square units. the area of the cylinder's base is a square units. the height of the cylinder is 2x units. the height of the cylinder is 4x units. mark this and return save and exit next submit