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Calculus- Early Transcendentals, 2021a

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∫<br />

61.<br />

tan −1 udu= utan −1 u − 1 2 ln(1 + u2 )+C<br />

62.<br />

63.<br />

64.<br />

65.<br />

66.<br />

67.<br />

∫<br />

∫<br />

∫<br />

∫<br />

∫<br />

∫<br />

usin −1 udu= 2u2 − 1<br />

4<br />

ucos −1 udu= 2u2 − 1<br />

4<br />

utan −1 udu= u2 + 1<br />

2<br />

u n sin −1 udu= 1<br />

n + 1<br />

u n cos −1 udu= 1<br />

n + 1<br />

u n tan −1 udu= 1<br />

n + 1<br />

sin −1 u + u√ 1 − u 2<br />

4<br />

cos −1 u − u√ 1 − u 2<br />

4<br />

tan −1 u − u 2 +C<br />

[<br />

∫<br />

u n+1 sin −1 u −<br />

[<br />

∫<br />

u n+1 cos −1 u +<br />

+C<br />

+C<br />

u n+1 ]<br />

du<br />

√ ,n ≠ −1<br />

1 − u 2<br />

u n+1 ]<br />

du<br />

√ ,n ≠ −1<br />

1 − u 2<br />

[<br />

∫ u<br />

u n+1 tan −1 n+1 ]<br />

du<br />

u −<br />

1 + u 2 ,n ≠ −1<br />

Integrals Involving a 2 + u 2 , a > 0<br />

68.<br />

69.<br />

70.<br />

∫ √<br />

a 2 + u 2 du = u √a<br />

2<br />

2 + u 2 + a2 √<br />

2 ln(u + a 2 + u 2 )+C<br />

∫<br />

u 2√ a 2 + u 2 du = u 8 (a2 + 2u 2 )<br />

√a 2 + u 2 − a4 √<br />

8 ln(u + a 2 + u 2 )+C<br />

∫ √ a 2 + u 2 √<br />

du = a<br />

u<br />

2 + u 2 a + √ a<br />

− aln<br />

2 + u 2<br />

∣ u ∣ +C<br />

71.<br />

72.<br />

∫ √ √<br />

a 2 + u 2 a<br />

u 2 du = −<br />

2 + u 2 √<br />

+ ln(u + a<br />

u<br />

2 + u 2 )+C<br />

∫<br />

du<br />

√<br />

√a<br />

a 2 + u = ln(u + 2 + u 2 )+C<br />

2<br />

73.<br />

74.<br />

75.<br />

76.<br />

∫<br />

∫<br />

∫<br />

∫<br />

u 2 du<br />

√<br />

a 2 + u = u √<br />

2 2 ( a 2 + u 2 ) − a2 √<br />

2 ln(u + a 2 + u 2 )+C<br />

∣<br />

du<br />

∣∣∣∣ √ a<br />

u √ a 2 + u = −1 2 a ln 2 + u 2 + a<br />

u ∣ +C<br />

√<br />

du a<br />

u 2√ a 2 + u = − 2 + u 2<br />

2 a 2 +C<br />

u<br />

du<br />

(a 2 + u 2 ) 3/2 = u<br />

a 2√ a 2 + u 2 +C<br />

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