Assignment 1-BD309-RIZQI TRI ANDIKA-2381476847

Soal no 1 :

Rumus total gaji, S:

S=1.2N+3000E+1000(A−21)

Diketahui:

  • A=30

  • E=5

  • N=150000

S=1.2(150000)+3000(5)+1000(30−21)S=180000+15000+9000=204000

 

Soal no 2 :

A :

Rumus:

C=80+60L+K

A (duplikat) :

Rumus:

C=10+1.25x

 

B :

Rumus:

H=5a+10b

 

C :

Rumus:

X=Cd+cm

 

Soal aritmatika tanpa kalkulator :

Hitung:

(a)

10×(−2)×(−1)×(−3)=10×2×1×3×(−1)=−60

(b)

(−8)÷2=−4

(c)

(−5)÷(−5)=1

(d)

24÷(−2)=−12

(e)

(−10)×(−5)=50

(f)

(−6)×5×(−1)=−30×(−1)=30

 

Soal 3: Tanpa menggunakan kalkulator, evaluasi

(a) 5 − 6 = −1
(b) −1 − 2 = −3
(c) 6 − 17 = −11
(d) −7 + 23 = 16
(e) −7 − (−6) = −1
(f) −4 − 9 = −13
(g) 7 − (−4) = 11
(h) −9 − (−9) = 0
(i) 12 − 43 = −31
(j) 2 + 6 − 10 = −2

Soal 4: Tanpa menggunakan kalkulator, evaluasi

(a) 5 × 2 − 13 = -3
(b) 5 × (1 − 4) = −15
(c) 1 − 6 × 7 = −41
(d) −5 + 6 ÷ 3 = −3
(e) 2 × (−3)² = 18
(f) −10 + 22 = 12
(g) (−2)² − 5 × 6 + 1 = −5

Soal 5: Sederhanakan setiap ekspresi aljabar berikut:

(a) 2 × P × Q = 2PQ
(b) I × 8 = 8I
(c) 3 × x × y = 3xy
(d) 4 × q × w × z = 4qwz
(e) b × b =
(f) k × 3 × k = 3k²

 

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