Integration by Parts State whether you would use integration by parts to evaluate each integral. If so, identify what you would use for and Explain your reasoning. a) ∫ ln x x d x b) ∫ x ln x d x c) ∫ x 2 e − 3 x d x d) ∫ 2 x e x 2 d x e) ∫ x x + 1 d x f) ∫ x x 2 + 1 d x
Integration by Parts State whether you would use integration by parts to evaluate each integral. If so, identify what you would use for and Explain your reasoning. a) ∫ ln x x d x b) ∫ x ln x d x c) ∫ x 2 e − 3 x d x d) ∫ 2 x e x 2 d x e) ∫ x x + 1 d x f) ∫ x x 2 + 1 d x
Solution Summary: The author explains that integration by parts method will be used to evaluate the given integral by substituting mathrmlnx=t.
Integration by Parts State whether you would use integration by parts to evaluate each
integral. If so, identify what you would use for and Explain your reasoning.
a)
∫
ln
x
x
d
x
b)
∫
x
ln
x
d
x
c)
∫
x
2
e
−
3
x
d
x
d)
∫
2
x
e
x
2
d
x
e)
∫
x
x
+
1
d
x
f)
∫
x
x
2
+
1
d
x
With differentiation, one of the major concepts of calculus. Integration involves the calculation of an integral, which is useful to find many quantities such as areas, volumes, and displacement.
EXAMPLE 3
Find
S
X
√√2-2x2
dx.
SOLUTION Let u = 2 - 2x². Then du =
Χ
dx =
2- 2x²
=
信
du
dx, so x dx =
du and
u-1/2 du
(2√u) + C
+ C (in terms of x).
Let g(z) =
z-i
z+i'
(a) Evaluate g(i) and g(1).
(b) Evaluate the limits
lim g(z), and lim g(z).
2-12
(c) Find the image of the real axis under g.
(d) Find the image of the upper half plane {z: Iz > 0} under the function g.
k
(i) Evaluate
k=7
k=0
[Hint: geometric series + De Moivre]
(ii) Find an upper bound for the expression
1
+2x+2
where z lies on the circle || z|| = R with R > 10. [Hint: Use Cauchy-Schwarz]
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, calculus and related others by exploring similar questions and additional content below.