Calculus, 10th Edition (Anton)

Published by Wiley
ISBN 10: 0-47064-772-8
ISBN 13: 978-0-47064-772-1

Chapter 12 - Vector-Valued Functions - 12.2 Calculus Of Vector-Valued Functions - Exercises Set 12.2 - Page 857: 43

Answer

True

Work Step by Step

The integral of a vector-valued function \(\mathbf{r}(t)\) is defined to be a vector whose components are the integral of each component of \(\mathbf{r}(t)\). So if \(\mathbf{r}(t) = x(t)i + y(t)j + z(t)k\), then \[ \int_{a}^{b} \mathbf{r}(t) \, dt = \left( \int_{a}^{b} x(t) \, dt \right)i + \left( \int_{a}^{b} y(t) \, dt \right)j + \left( \int_{a}^{b} z(t) \, dt \right)k \] In the case that \(\mathbf{r}(t)\) is in 2-space, it is the same but without the \(k\) component. Result: True statement
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