Express 66L:120mL into simplest form

What is the reflection image of (5,-3) across the line y = -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

What is the value of the product (3-2i)(3+2i)?