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f(x) - Campus Rio Pomba

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376 Cálculo A- Funções, Limite, Derivação, Integração<br />

a) 12<br />

c-1) dx b) 2x (x + 1) dx<br />

c) 2 (x - 1) (x - 2) dx d) 52 (3x + 2) 2 dx<br />

1<br />

2. Sem calcular a integral, verificar as seguintes desigualdades:<br />

a) f 3<br />

(3X2 + 4) dx $ 3(2x2<br />

+ 5) dx<br />

1 1<br />

b)<br />

-1 dx <<br />

-2 X -2 2<br />

s3rc✓2<br />

c) sen x dx O<br />

- cos x dx O .<br />

o ni2<br />

3.<br />

1 5,---<br />

Se f Nx2 dx =<br />

O<br />

7 r calcular dt.<br />

4.<br />

r./ 2<br />

Se 9 cos2 t dt = 9 71 calcular<br />

o<br />

4 '<br />

- cos2 O dO.<br />

5. Verificar se o resultado das seguintes integrais é positivo, negativo ou zero, sem calculá-las.<br />

a) fo dx$2. n<br />

c)<br />

0 x + 2<br />

(2x + 1) dx<br />

2<br />

6. Determinar as seguintes derivadas:<br />

a) dx r 2 "\it 4 dt I L.<br />

c)<br />

d<br />

d 8 s 1<br />

t sen t dt<br />

b)<br />

o<br />

3<br />

1<br />

sen t dt<br />

(X2 — 2x - 3) dx<br />

m d 2x A_<br />

dy J 3 x2 + 9 `4-4

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