Calculus (3rd Edition)

Published by W. H. Freeman
ISBN 10: 1464125260
ISBN 13: 978-1-46412-526-3

Chapter 3 - Differentiation - 3.5 Higher Derivatives - Exercises - Page 136: 34

Answer

$f^{n}(x)$ = $(-1)^{n}{\frac{(2n+1)(2n-1)\times...3}{2^{n}}}x^{-\frac{(2n+3)}{2}}$

Work Step by Step

$f(x)$ = $x^{-\frac{3}{2}}$ $f'(x)$ = ${-\frac{3}{2}}x^{-\frac{5}{2}}$ $f''(x)$ = ${\frac{3\times5}{2^{2}}}x^{-\frac{7}{2}}$ $f'''(x)$ = ${-\frac{3\times5\times7}{2^{3}}}x^{-\frac{9}{2}}$ $f^{n}(x)$ = $(-1)^{n}{\frac{(2n+1)(2n-1)\times...3}{2^{n}}}x^{-\frac{(2n+3)}{2}}$
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