Find the matrix A of the quadratic form associated with the equation. 9x2 - 6xy +9y2 + 24z² - 29 = 0

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Please only answer the equation part. I already answered the other part
Find the matrix A of the quadratic form associated with the equation.
9x2 - 6xy +9y² + 24z² - 29 = 0
9
A = -3
0
✓
-3
9
0
0
0
24
Find the equation of the rotated quadratic surface in which the xy-, xz-, and yz-terms have been eliminated. (Use xp, yp, and zp as the new coordinates.)
Transcribed Image Text:Find the matrix A of the quadratic form associated with the equation. 9x2 - 6xy +9y² + 24z² - 29 = 0 9 A = -3 0 ✓ -3 9 0 0 0 24 Find the equation of the rotated quadratic surface in which the xy-, xz-, and yz-terms have been eliminated. (Use xp, yp, and zp as the new coordinates.)
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