Find the slope of the line that passes through (4,5) and 1,2

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

Which of the following is equal to the rational expression when x is not equal to -2 or -6?

What rule describes a dilation with a scale factor of 4 and the center of dilation at the origin?