Summary

This document appears to be a collection of mathematical examples and problems, potentially from a linear algebra or geometry course. It covers topics including orthogonal matrices, principal axes, and conic sections. Problems involving equations of conic sections are contained within the document too.

Full Transcript

PRACTICE TEST 2B EXAMPLE 2 ![](media/image2.png) EXAMPLE 3 ![](media/image4.png) ![](media/image6.png) Example 4 IDENTIFY THE CONIC SECTION 13x^*2*^ - 10*xy* + 13*y*^2^ = 288

PRACTICE TEST 2B EXAMPLE 2 ![](media/image2.png) EXAMPLE 3 ![](media/image4.png) ![](media/image6.png) Example 4 IDENTIFY THE CONIC SECTION 13x^*2*^ - 10*xy* + 13*y*^2^ = 288

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