Let xTAx be a quadratic form in x1, x2,..., xn and define T: Rn R by
Question:
(a) Show that T(x + y) = T(x) + 2xTAy + T(y).
(b) Show that T = (kx) = k2T(x).
(c) Is T a linear transformation? Explain.
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a By definition Tx y x y T Ax y x T y T Ax y x T Ax x T Ay y T Ax y T A y Tx x T A...View the full answer
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Related Book For
Elementary Linear Algebra with Applications
ISBN: 978-0471669593
9th edition
Authors: Howard Anton, Chris Rorres
Question Posted:
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