Soal:Selesaikan limit berikut ini.

1 . limx→∞

3 x2+4 x+45 x2x

2 +511 . lim

x→∞

3 x−26 x+7

2 . limx→∞ √3 x+5

6x−1012. lim

x→∞

3√ xx28 x2+3

3 . limx→∞

7−6 x2

x+313 . lim

x→∞

3−xx2−2x−8

4 . limx→ 6

x+6x2−36

14 limx→∞

6−x3

7x3+3

5 . limx→∞

√3 x4+xx2−8

15 . limx→∞

3√3 x7−4 x5

2 x7+1

6 . limx→∞

√5x2−2x+3 16 . lim

x→∞

2− x√7+6 x2

7 . limx→∞

x3+x2−5x+3x3+2 x5

217. lim

x→∞

x2+x−55 x3+x−2

8 . limx→5

√x−1 −2x−5

18 . limx→∞

( x+1 )2

x2+1

9 . limx→2

√x−√2x−2 19 . lim

x→−1

x2−1x2+3 x+2

10 . limx→ 0

sin 5 xsin 2 x 20 lim

x→a

cos x−cos ax−a