Help i need a jumpstart brain is dead!!

Arandom number generator is used to model the patterns of animals in the wild this type of study is called

Solve the system of equations. y= 2x y= x^2 - 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