MAT223Assignment1课业解析

题意：

计算数学题

解析：

part2
涉及知识点：

矩阵，直线

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MAT223 Due: Wed. September 25th, 2019
Writing Assignment 1
Name:
Part 1 Your answer to this part should be entered/uploaded directly to Crowdmark.
Rewrite the following informal statements precisely, using linear algebra vocabulary.
a. You can get anywhere with ~u and ~v.

b. The lines ‘1 and ‘2 don’t cross.
(PAR) Part 2 Prepare your response to this part on the PAR Worksheet. You will bring your writeup of this problem
to class and will upload both your draft and a fnal version to Crowdmark after completing the PAR
process.
Jack and Tammy are taking MAT223 and want to fnd the point of intersection between the lines
‘1; ‘2 ⊆ R2, given in vector form by

To fnd the intersection, Jack sets both equations equal and does the following computation:

Jack then announces that 0t = 1 has no solution, so the lines can’t intersect. Tammy says Jack must
have made a mistake somewhere because the lines aren’t parallel, so they have to cross.
Explain