Write in complete standard form then give the center and radius of each circle and graph the equation x2+y2-4x-12y-9=0

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 inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4

Given the following linear function sketch the graph of the function and find the domain and range. ƒ(x) = -5x + 4