APPM 2350 Midterm: archive_appm2350summer2018exam1_sol
Document Summary
Instructions: please show all of your work and make your methods and reasoning clear. Answers out of the blue with no supporting work will receive no credit (unless the directions to a speci c problem say otherwise, of course). Please start each numbered problem on a new page in your bluebook and do the problems in order. Please sign the front of your blue book indicating you read and understood these directions in addition to the cu honor code. Simplify all answers as far as you can: (25 points) consider the plane x + y + 2z = 1. (a) sketch a graph of the part of the plane that is in the rst octant. Don"t just plug stu into a formula, show your reasoning!. (d) find an equation of the line through the origin and perpendicular to the plane. Pxpy = h 1, 1, 0i and pxpz = h 1, 0, 1/2i and the area of the triangle is.
