AP Calc Trig IDs Flashcards

1
Q

D/dx [cos u]

A

-u’sin u

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2
Q

D/dx [tan u]

A

u’sec^2 u

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3
Q

D/dx [cot u]

A

-u’csc^2 u

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4
Q

D/dx [sec u]

A

u’sec u tan u

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5
Q

D/dx [csc u]

A

-u’csc u cot u

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6
Q

D/dx [arcsin u]

A

u’/(1-u^2)^(1/2)

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7
Q

D/dx [arccos u]

A

-u’/(1-u^2)^(1/2)

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8
Q

D/dx [arctan u]

A

u’/(1+u^2)

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9
Q

D/dx [arccot u]

A

-u’/(1+u^2)

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10
Q

D/dx [sin u]

A

u’cos u

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11
Q

D/dx [arcsec u]

A

u’/[|u|(u^2-1)^(1/2)]

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12
Q

D/dx [arccsc u]

A

-u’/[|u|(u^2-1)^(1/2)]

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13
Q

.{sin u du

A

-cos u + C

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14
Q

{cos u du

A

sin u + C

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15
Q

{tan u du

A

-ln|cos u| + C

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16
Q

{cot u du

A

ln|sin u| + C

17
Q

{sec u du

A

ln|sec u + tan u| + C

18
Q

{csc u du

A

-ln|csc u + cot u| + C

19
Q

{sec^2 u du

A

tan u + C

20
Q

{csc^2 u du

A

-cot u + C

21
Q

{sec u tan u du

A

sec u + C

22
Q

{csc u cot u du

A

-csc u + c

23
Q

{du/(a^2-u^2)^(1/2)

A

arcsin (u/a) + C

24
Q

{du/(a^2 + u^2)

A

(1/a)arctan(u/a) + C

25
Q

{du/[u(u^2 - a^2)^(1/2)]

A

(1/a)arcsec (|u|/a) + C

26
Q

sin 2u

A

2sin u cos u

27
Q

cos 2u

A

cos^2 u - sin^2 u =
2cos^2 u - 1 =
1 - 2sin^2 u

28
Q

tan 2u

A

(2tan u)/(1 - tan^2 u)

29
Q

sin^2 u

A

(1 - cos 2u)/2

30
Q

cos^2 u

A

(1 + cos 2u)/2

31
Q

tan^2 u

A

(1 - cos 2u)/(1 + cos 2u)

32
Q

sin^2 x + cos^2 x=

A

1

33
Q

1 + tan^2 x=

A

sec^2 x

34
Q

1 + cot^2 x=

A

csc^2 x