ii) Two subspaces of R3 are U = {(x,y, z) : x – 3y – 2z = 0} and W = %3D {(r, y, z) : x – y = 0}. Find bases %D and dimensions for UnW.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Solve ii only fast

i) Determine the linear mapping T : R³ → R² which
maps the basis vectors {(1,0,0), (0, 1,0), (0, 0, 1)} of
R3 to the vectors {(1,1), (2, 3), (3, 2)} respectively.
Find T(6,0, –1).
ii) Two subspaces of R3 are U =
2z = 0} and W = {(x,y, z) : x – y = 0}. Find bases
{(x, y, 2) : x – 3y –
-
and dimensions for UnW.
Transcribed Image Text:i) Determine the linear mapping T : R³ → R² which maps the basis vectors {(1,0,0), (0, 1,0), (0, 0, 1)} of R3 to the vectors {(1,1), (2, 3), (3, 2)} respectively. Find T(6,0, –1). ii) Two subspaces of R3 are U = 2z = 0} and W = {(x,y, z) : x – y = 0}. Find bases {(x, y, 2) : x – 3y – - and dimensions for UnW.
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