Choose a convenient order When convened to an iterated integral , the following double integrals are easier to evaluate in one order than the other. Find the best order and evaluate the integral. 28. ∬ R x sec 2 x y d A ; R = { ( x , y ) : 0 ≤ x ≤ π / 3 , 0 ≤ y ≤ 1 }
Choose a convenient order When convened to an iterated integral , the following double integrals are easier to evaluate in one order than the other. Find the best order and evaluate the integral. 28. ∬ R x sec 2 x y d A ; R = { ( x , y ) : 0 ≤ x ≤ π / 3 , 0 ≤ y ≤ 1 }
Solution Summary: The author explains that the given double integral can be rewritten as two types, one by writing x as first and y as second, and the other one is vice versa.
Choose a convenient orderWhen convened to an iterated integral, the following double integrals are easier to evaluate in one order than the other. Find the best order and evaluate the integral.
28.
∬
R
x
sec
2
x
y
d
A
;
R
=
{
(
x
,
y
)
:
0
≤
x
≤
π
/
3
,
0
≤
y
≤
1
}
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.
1. One of the partial fractions for
2
4x²+x-9
x3+2x²-3x
2
x+1
a) x23 b) x 1½ c) x² d)
x-1
x
is
1. One of the partial fractions for
2
2
4x²+x-9
x3+2x²-3x
a) x3 b) x11 c) x² d) z
x-1
2. Identify the improper integral.
1 x
2 x
dx
a) 3x dx b) f² 3x dx
0 3-2x
0 3-2x
x
is
c) √2^:
4
√232x dx d) fo² 3x dx
1 1
0 3-2x
B. So eax dx converges to
if
:
a) O if a0 c) - 1½ ifa 0
Complete the square and find the indefinite integral. (Remember to use absolute values where appropriate. Use C for the
constant of integration.)
dx
x²-12x+27
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