(6,2)-(4,5)-(9,4) dilated by a scale factor of 3

Answer this question only if you know the answer! 30 points and

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 midpoint m of z1=(8+5i) and z2=(12+3i)