Aperson pulls horizontally with a force of 64 n on a 14-kg box. there is a force of friction between the box and the floor of 36 n. find the acceleration of the box in m/s2 show your work

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