100 Days Happier: Daily Inspiration for Life-Long Happiness

100 Days Happier: Daily Inspiration for Life-Long Happiness

Matematika Sekolah Menengah Pertama Tolong kak besok di kumpulin​

Tolong kak besok di kumpulin​

Jawaban:

1. (-45) + (-19) x 20

= (-45 - 19 ) x 20

= -64 × 20

= -1280

2. a. 14

b. (14×20) + (14 × 19)

= 280 + 266

= 546

3. 6/20 × 100%

= 600/20 %

= 30%

4. 0,2 + 4/5

= 2/10 + 4/5

= 2/10 + 8/10

= 10/10

= 1

5. 3^6 × 3^-3

= 3^6-3

= 3³

atau

= 27

6. 1/2^-5 = 2^5

7. 3p² × 7p^-2

= (3×7)p^2+(-2)

= 21p^2-2

= 21

8. 18 = 2 × 3²

24 = 2³ × 3

FPB = 2 × 3 = 6

9. n(B) = 7

10. n(R) - n(S) × 2

= 8 - 5 × 2

= 8 - 10

= -2

MAAF KLO SALAH

Jawaban:

jawaban tertera diatas

Penjelasan dengan langkah-langkah:

maaf ga keisi semua soalnya lumayan lupaa:(

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