Please solve this question please​

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 table represents a linear function? i'll give brainliest to first answer ^'^

Choose the more precise measurement. 26.4 cm or 8.39 cm