Nama : Atri Yuliansyah

NPM : 12312151

Kelas : TI 12 A

No. Prefik Posfik Infik Hasil 1. / - 2 5 + 10 5 2 5 - 10 5 + / (2 – 5) / (10 + 5 ) - 0.2

2. / - 10 20 + 3 5 10 20 - 3 5 + / ( 10 - 20) / (3 + 5) - 1.25

3. * + 12 5 - 10 6 12 5 + 10 6 - * (12 + 5) * (10 - 6) 27

4. * + 5 10 - 12 3 5 10 + 12 3 - * (5 + 10) * (12 - 3) 135

5. + 50 - 125 10 50 125 + 10 - 50 + 125 - 10 165

6. * + 14 25 / 5 20 14 25 + 5 20 / * (14 + 25) * (5 /20) 9.75

7. [/ + 5 10 13] * 2 [5 10 13 + /] * 2 (5 / 10 + 13) * 2 27

8. / * 10 - 14 2 15 10 14 2 – 15 * / 10 * (14 - 2) / 15 8

9. [- + * 13 3 7 31] / 10 [ 13 3 7 31 * + -] / 10 [13 * 3 + 7 - 31] / 10 1.5

10. * - 20 7 / 9 3 20 7 - 9 3 / * (20 - 7) * (9 / 3) 39

PEMBAHASAN........!!!

1. Prefik to Infik Infik to Posfik

/ - 2 5 + 2 10 (2 - 5) / (2 + 10)

- 2 5 / + 2 10 [2 5 -] / [2 10 +]

[2 - 5] / [2 + 10] [2 5 -] [2 10 + ] /

(2 - 5) / (2 + 10) - 0.2 (2 5 -) (2 10 +) /

2. Posfik to Infik Infik to Prefik 10 20 - 3 5 + / (10 - 20) / (3 + 5)

10 20 - / 3 5 + [- 10 20] / [+ 3 5]

[10 - 20] / [3 + 5] / [- 10 20] [+ 3 5]

(10 - 20) / ( 3 + 5) - 1.25 / (- 10 20) (+ 3 5)

3. Posfik to Infik Infik to Prefik

12 5 + 10 6 - * (12 + 5) * (10 - 6)

12 5 + * 10 6 - [+ 12 5[ * [- 10 6]

[12 + 5] * [10 - 6] [+ 12 5] * [- 10 6]

(12 + 5) * (10 - 6) 68 * [+ 12 5] [- 10 6]

4. Prefik to Infik Infik to Posfik * + 5 10 - 12 3 (5 + 10) * ( 12 - 3)

+ 5 10 * - 12 3 [5 10 +] * [12 3 -]

[5 + 10 ] * [12 - 3] [5 10 +] [12 3 -] *

(5 + 10) * (12 - 3) 135 (5 10 +) (12 3 -) *

5. Posfik to Infik Infik tp Prefik 50 125 + 10 - 50 + 125 - 10

50 + 125 10 - + 50 125 - 10

50 + 125 - 10 165 + 50 - 125 10

6. Posfik to Infik Infik to Prefik 14 25 + 5 20 / * (14 + 25) * (5 / 20)

14 25 + * 5 20 / [+ 14 25] * [/ 5 20]

[14 + 25] * [5 / 20] * [+ 14 25] [/ 5 20]

(14 + 25) * (5 / 20) 9.75 * (+ 14 25) (/ 5 20)

7. Prefik to Infik Infik to Posfik [/ + 5 10 13] * 2 (5 / 10 + 13) * 2

[+ 5 / 10 13] * 2 [5 / 10 + 13] * 2

[5 / 10 + 13] * 2 [5 /10 13 +] * 2

(5 / 10 + 13) * 2 27 [5 10 13 + /] * 2

8. Prefik to Infik Infik to Posfik / * 10 - 24 2 15 10 * (24 - 2) / 15

/ 10 * - 24 2 15 10 * [24 2 -] / 15

/ 10 * [24 - 2] 15 10 [24 - 2] / 15 *

10 * (24 - 2) / 15 8 10 (24 2 -) 15 * /

9. Prefik to Infik Infik to Posfik [- + * 13 3 7 31] / 10 (13 * 3 + 7 - 31) / 10 [- + 13 * 3 7 31] / 10 [13 3 + 7 - 31 *] / 10

[- 13 * 3 + 7 31] / 10 [13 3 7 - 31 * +] / 10

[13 * 3 + 7 - 31] / 10 1.5 [13 3 7 31 * + -] / 10

10. Posfik to Infik Infik to Prefik 20 7 - 9 3 / * (20 - 7) * (9 / 3)

20 7 - * 9 3 / [- 20 7] * [/ 9 3]

[20 - 7] * [9 / 3] * [- 20 7] [/ 9 3]

(20 - 7) * (9 / 3) 39 * (- 20 7) (/ 9 3)