I ONLY HAVE THREE ATTEMPTS ON THIS ASSIGNMENT, AND I CANNOT FAIL.

Approximate the unknown side, x, in the diagram.

A. 3.356

B. 5.222

C. 3.064

D. 4.737

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

The sides of a parallelogram are 24cm and 16cm. the distance between the 24cm sides is 8 cm. find the distance between the 16cm sides

Anyone know these questions? i need ,.