2JSM1 - FIRST SAMPLE MIDTERM FOR MATH 2J This sample 2J...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: FIRST SAMPLE MIDTERM FOR MATH 2J This sample 2J midterm exam is meant for practice only. Length and content of the actual midterm may vary, at the discretion of the instructor. Try to complete the test in 50 minutes, without consulting any book or notes, and without using a calculator. 1 2 Problem 1 Use Gaussian elimination to solve the linear system: x 1 + x 2- x 3 + x 4 = 1 2 x 1 + x 2 + 2 x 4 = 3- x 1- 2 x 2 + 3 x 3- x 4 = 0 . 3 Problem 2 a Find the determinant of the matrix A = 1- 1 3- 1 0 2 2 1 2 1 . b If B is a 5 5 matrix with determinant 3, find: b1. the determinant of the matrix (- 2 B ); b2. the determinant of the matrix obtained by B by first switching the second and fourth row, and then diving the third column by 2. 4 Problem 3 a Give an example of augmented matrix for a system of 3 equations in 4 unknowns with no solutions ....
View Full Document

This note was uploaded on 03/11/2012 for the course MATH 2J 44360 taught by Professor Donaldson,neil during the Spring '10 term at UC Irvine.

Page1 / 14

2JSM1 - FIRST SAMPLE MIDTERM FOR MATH 2J This sample 2J...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online