Definite integrals Evaluate the following definite integrals. 64. ∫ 0 ln 2 ( e − t i + 2 e 2 t j − 4 e t k ) d t
Definite integrals Evaluate the following definite integrals. 64. ∫ 0 ln 2 ( e − t i + 2 e 2 t j − 4 e t k ) d t
Solution Summary: The author explains how the definite integral of displaystyle is a vector-valued function, where f, g and h are integrable on the interval
Definite integralsEvaluate the following definite integrals.
64.
∫
0
ln
2
(
e
−
t
i
+
2
e
2
t
j
−
4
e
t
k
)
d
t
Quantities that have magnitude and direction but not position. Some examples of vectors are velocity, displacement, acceleration, and force. They are sometimes called Euclidean or spatial vectors.
4. Use method of separation of variable to solve the following wave equation
მłu
J²u
subject to
u(0,t) =0, for t> 0,
u(л,t) = 0, for t> 0,
=
t> 0,
at²
ax²'
u(x, 0) = 0,
0.01 x,
ut(x, 0) =
Π
0.01 (π-x),
0
Solve the following heat equation by method of separation variables:
ди
=
at
subject to
u(0,t) =0, for
-16024
ძx2 •
t>0, 0 0,
ux (4,t) = 0, for
t> 0,
u(x, 0) =
(x-3,
\-1,
0 < x ≤2
2≤ x ≤ 4.
ex
5.
important aspects.
Graph f(x)=lnx. Be sure to make your graph big enough to easily read (use the space given.) Label all
6
33
Chapter 14 Solutions
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