Write the fraction in the simplest form 6/8

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

Cole says the distance between points (-5,0) and (0,-5)is 5 units. is he correct? explain why or why not.

How many and of which kind of roots does the equation f(x)=2x^4−9x^3+17x^2−16x+6 have?