Let f: Rn R. For x Rn, a. Show that Deif (a) = Dif (a).. b. Show

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Let f: Rn →R. For x€ Rn,
a. Show that Deif (a) = Dif (a)..
b. Show that Dtxf (a) = Dxf(a)..
c. If f is differentiable at , show that Dxf(a) = Df(a)(x) (a) and therefore Dx + yf(a) = Dxf (a) + Dyf (a)..

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Linear Algebra with Applications

ISBN: 978-0131857858

7th edition

Authors: Steven J. Leon

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Question Posted: Oct 01, 2009 01:01 AM

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Let f: Rn R. For x Rn, a. Show that Deif (a) = Dif (a).. b. Show

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The limit If it exists is denoted and called the directional derivative ...View the full answer

Linear Algebra with Applications

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