kelas11_mahir-mengembangkan-kemampuan-matematika_wahyudin-sudrajat

Page 198

x2 x 2 .... xl 1 x 2 4 x 3

13. lim a. b. c.

3 2 2 3 1 2

d.

e.

sin 3x .... tan 4 x a. 3 4 b. 4 3 1 c. 4

1 2 3 2

14. lim xl 0

15. lim xl0

d. e.

3 4 4 3

1 cos 2 x = .... x2

a. b. c.

–2 d. 1 –1 e. 2 0 16. Jika lim f x) = –3 dan lim f( g(x) = 4 xl2 xl2 maka lim xl 3

a.

1

b.

3 4

c.

­ª2 x 1 17. Diketahui f (x) = ­« ­­¬ 3x lim maka xl1 f (x) = ....

a. b. c.

–2 –1 1 18. lim sin 8 x = .... xl0 x a. 8 b. 4 c. 2 19. lim sin2 x = .... xl0 x a. –2 b. c.

–1 0 1 cos x 20. lim = .... xl 0 x a. –2 b. –1 c. 0

jika x 3 jika x q 3

d. e.

2 3

d. e.

–2 –4

d.

1 2

e.

2

d. e.

1 2

3 f x 2 x 1 = .... 2 g x d. – 3 4 5 e. – 6

1 2

Limit

191


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