Which of the following numbers is close to 8?

Identify an equation in point slope form for the line perpendicular to y=3x+5 that passes through (4,-1)

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

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much