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Universidade Federal de Santa Catarina Centro de Cieˆncias F´ısicas e Matema´ticas Departamento de Matema´tica MTM3101 - Ca´lculo 1 Gabarito parcial da 11a lista de exerc´ıcios (06/11/2017 a 10/11/2017) 1. (a) 1 2 ( x √ 1 + x2 + ln ( x+ √ 1 + x2 )) + C(b) 1 2 ( x √ x2 − 1− ln ( x+ √ x2 − 1 )) + C(c) arcsen (2x) 4 + x √ 1− 4x2 2 + C(d) ln ( x 2 + √ 1 + x2 4 ) + C(e) − √ 1− y2 + C(f) (g) 9 2 arcsen(t− 1 3 ) + ( t− 1 3 )√ 1− ( t− 1 3 )2 + C(h) 1 2 arctg x 2 + C(i) 2 arcsen(x− 1 2 ) + ( x− 1 2 )√ 1− ( x− 1 2 )2 + C(j) 2. 3 ln(x− 3)− 2 ln(x− 2) + C(a) 3 10 ln(x− 2) + 2 15 ln(x+ 3)− 1 6 lnx+ C(b) 1 2 ln(x+ 1)− 1 2 ln(x− 1)− 1 x− 1 + C(c) 5 4 lnx− 5 4 ln(x− 2)− 7 2(x− 2) + C(d) 2 5 lnx+ 3 10 arctan ( x+ 1 2 ) + 2 5 ln ( 2√ x2 + 2x+ 5 ) + C(e) (f) lnx+ ln(x− 2)− 1 2 ln ( 2 x2 + 4x+ 4 ) − √ 2 arctan ( x+ 2√ 2 ) + C(g) x− ln(x2 + 4x+ 13)− 2 arctg ( x+ 2 3 ) +C(h) 1 3. 1 4 (ln(2 + sen θ)− ln(2− sen θ)) + C(a) ln ∣∣∣tg x 2 ∣∣∣− ln ∣∣∣1 + tg x 2 ∣∣∣+ C(b) (c) ln(3 cosx+ 2)− ln(cosx) + C(d) 2√ 3 arctg ( 2 tg(x/2) + 1√ 3 ) + C(e) (f) 4. − ln ∣∣∣∣ 1x + √ 1 + 1 x2 ∣∣∣∣+C(a) (b) 2 ln |x− 1|+ 1 2 ln(x2 + 2x+ 3) + 1√ 2 arctg x+ 1√ 2 + C(c) −e −x 10 sen(3x)− 3 10 e−x cos(3x) + C(d) 5 2 x2 + 5x+ 6 ln(x− 1) + C(e) (f) 2 3 (g) − ln | cos θ|+ cos2 θ − cos 4 θ 4 + C(h) √ x2 + 2x− 3− arccos ( 2 x+ 1 ) +C(i) (j) ln |2 secx+ 3|+ C(k) e−pi/2 − 9 5 + pi(l) ln(x− 1)− 4 x− 1 + C(m) (n) x2 2 arctanx− x 2 + arctanx 2 + C(o) 1 + x2 4 (ln(1 + x2)− 1) + C(p) (q) x tanx+ ln(cosx)− x 2 2 + C(r) x+ 19 4 ln(x− 3) + 1 4 ln(x+ 1) + C(s) 1 2(x− 1)2 − 2 x− 1 + C(t) 2
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