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Calculus 2 exam 3
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What is
1/x
2
+1 dx?
Inverse tangent rule:
tan
-1
x+c
What is a trig identity for sin2x?
Sin2x=2sinxcosx
What is a trig identity for cos
2
x?
Cos
2
x=(1+cos2x)/2
What is a trig identity for sin
2
x?
sin
2
x=(1-cos2x)/2
what is the anti-derivative of 1/u?
1/u= ln|u|+c
what is the anit-derivative of sec(u) du?
sec(u)du = ln|sec(u)+tan(u)|+c
What is the formula for integration by parts?
u dv = uv-
vdu
what does
ILATE
stand for and what is it used for?
I=
inverse
L=
logarithm
A=
algebraic
T=
trig functions
E=
Exponentials
*used to choose what "u" should be in integration by parts.
what is
secx dx?
sec(x) dx = ln|sec(x)+tan(x)|+c
u
2
-a
2
/u
2
du equals?
=
-
u
2
-a
2
/u
+ ln|u+
u
2
-a
2
|+c
cos
-1
udu equals?
=
ucos
-1
u-
(1-u
2)
+c
what is
du/u
(u
2
-a
2
) ?
=
1/a sec
-1
u/a +c
How do you complete the square?
(ax
2
+bx+c) = (ax
2
+bx+(b/2)
2
) -(b/2)
2
+c
what is
1/
(a
2
-u
2
) du?
=
sin
-1
(u/a)+c
What is
sin
2
(x)dx?
=
x/2 - sin(2x)/4 +c
what is
cos
2
(x)dx ?
=
x/2 + sin(2x)/4 +c
u
2
ln(u) du ?
= u
n+1
/ (n+1)
2
[(n+1)ln(u)-1] +c
what is the derivative of 1/(x
2
+1)?
=
tan
-1
x+c
(a
2
+u
2
)/ u
2
du?
=
-
(a
2
+u
2
)/u + ln(u+
(a
2
+u
2
)) +c
what do you do when the top is longer than the bottom on the integral of polynomials?
long divide the bottom from the top first.
Author
AnnaRinaldo
ID
224902
Card Set
Calculus 2 exam 3
Description
Calculus 2
Updated
2013-07-08T05:40:49Z
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