For each statement, indicate whether it's true or false. For the ones that are false, state the correct true statement. а. Not every linearly independent set in R" is an orthogonal set. b. If y is a linear combination of nonzero vectors from an orthogonal set, then the weights in the linear combination can be computed without row operations on a matrix. If the vectors in an orthogonal set are normalized, then some of the new vectors may not be orthogonal. с. d. If the columns of an mxn matrix A are orthonormal, then the linear mapping i→ Ax preserves lengths. An orthogonal matrix is invertible. е.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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For each statement, indicate whether it's true or false. For the ones that are false, state the correct
true statement.
а.
Not every linearly independent set in R" is an orthogonal set.
b. If ỷ is a linear combination of nonzero vectors from an orthogonal set, then the weights in the
linear combination can be computed without row operations on a matrix.
If the vectors in an orthogonal set are normalized, then some of the new vectors may not be
orthogonal.
С.
d. If the columns of an mxn matrix A are orthonormal, then the linear mapping i Až preserves
lengths.
An orthogonal matrix is invertible.
е.
Transcribed Image Text:For each statement, indicate whether it's true or false. For the ones that are false, state the correct true statement. а. Not every linearly independent set in R" is an orthogonal set. b. If ỷ is a linear combination of nonzero vectors from an orthogonal set, then the weights in the linear combination can be computed without row operations on a matrix. If the vectors in an orthogonal set are normalized, then some of the new vectors may not be orthogonal. С. d. If the columns of an mxn matrix A are orthonormal, then the linear mapping i Až preserves lengths. An orthogonal matrix is invertible. е.
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