Plz asap need answer now which factor most directly affects kinetic energy? a mass b density c elasticity d height

What are the solutions to the equation 4x2+3x=24-x

Find the volume of the described solid.the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x.a) 441b) 147c) 864d) 882

Find the maximum value of p= 4x + 5y subject to the following constraints :