Jawaban:

Pendahuluan:

Bilangan pangkat dua atau biasa disebut bilangan kuadrat yaitu perkalian antara dua bilangan yang sama besar. Jadi

a² = a × a

Jika kita akan mencari jumlah bilangan kuadrat dari 1² sampai n², maka dapat menggunakan rumus berikut

Pembahasan

Bilangan pangkat 2 dari 1 sampai 100 adalah sebagai berikut

1² = 1 × 1 = 1

2² = 2 × 2 = 4

3² = 3 × 3 = 9

4² = 4 × 4 = 16

5² = 5 × 5 = 25

6² = 6 × 6 = 36

7² = 7 × 7 = 49

8² = 8 × 8 = 64

9² = 9 × 9 = 81

10² = 10 × 10 = 100

11² = 11 × 11 = 121

12² = 12 × 12 = 144

13² = 13 × 13 = 169

14² = 14 × 14 = 196

15² = 15 × 15 = 225

16² = 16 × 16 = 256

17² = 17 × 17 = 289

18² = 18 × 18 = 324

19² = 19 × 19 = 361

20² = 20 × 20 = 400

21² = 21 × 21 = 441

22² = 22 × 22 = 484

23² = 23 × 23 = 529

24² = 24 × 24 = 576

25² = 25 × 25 = 625

26² = 26 × 26 = 676

27² = 27 × 27 = 729

28² = 28 × 28 = 784

29² = 29 × 29 = 841

30² = 30 × 30 = 900

31² = 31 × 31 = 961

32² = 32 × 32 = 1.024

33² = 33 × 33 = 1.089

34² = 34 × 34 = 1.156

35² = 35 × 35 = 1.225

36² = 36 × 36 = 1.296

37² = 37 × 37 = 1.369

38² = 38 × 38 = 1.444

39² = 39 × 39 = 1.521

40² = 40 × 40 = 1.600

41² = 41 × 41 = 1.681

42² = 42 × 42 = 1.764

43² = 43 × 43 = 1.849

44² = 44 × 44 = 1.936

45² = 45 × 45 = 2.025

46² = 46 × 46 = 2.116

47² = 47 × 47 = 2.209

48² = 48 × 48 = 2.304

49² = 49 × 49 = 2.401

50² = 50 × 50 = 2.500

51² = 51 × 51 = 2.601

52² = 52 × 52 = 2.704

53² = 53 × 53 = 2.809

54² = 54 × 54 = 2.916

55² = 55 × 55 = 3.025

56² = 56 × 56 = 3.136

57² = 57 × 57 = 3.249

58² = 58 × 58 = 3.364

59² = 59 × 59 = 3.481

60² = 60 × 60 = 3.600

61² = 61 × 61 = 3.721

62² = 62 × 62 = 3.844

63² = 63 × 63 = 3.969

64² = 64 × 64 = 4.096

65² = 65 × 65 = 4.225

66² = 66 × 66 = 4.356

67² = 67 × 67 = 4.489

68² = 68 × 68 = 4.624

69² = 69 × 69 = 4.761

70² = 70 × 70 = 4.900

71² = 71 × 71 = 5.041

72² = 72 × 72 = 5.184

73² = 73 × 73 = 5.329

74² = 74 × 74 = 5.476

75² = 75 × 75 = 5.625

76² = 76 × 76 = 5.776

77² = 77 × 77 = 5.929

78² = 78 × 78 = 6.084

79² = 79 × 79 = 6.241

80² = 80 × 80 = 6.400

81² = 81 × 81 = 6.561

82² = 82 × 82 = 6.724

83² = 83 × 83 = 6.889

84² = 84 × 84 = 7.056

85² = 85 × 85 = 7.225

86² = 86 × 86 = 7.396

87² = 87 × 87 = 7.569

88² = 88 × 88 = 7.744

89² = 89 × 89 = 7.921

90² = 90 × 90 = 8.100

91² = 91 × 91 = 8.281

92² = 92 × 92 = 8.464

93² = 93 × 93 = 8.649

94² = 94 × 94 = 8.836

95² = 95 × 95 = 9.025

96² = 96 × 96 = 9.216

97² = 97 × 97 = 9.409

98² = 98 × 98 = 9.604

99² = 99 × 99 = 9.801

100² = 100 × 100 = 10.000

Jika kita akan mencari jumlah bilangan pangkat dua dari 1² sampai 50² adalah

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Dik:

Dit:

Hasil?

Peny:

Pengurangan Bersusun

Kesimpulan:

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Dik:

Dit:

Hasil?

Peny:

Perkalian Bersusun

Kesimpulan:

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Dik:

Dit:

Hasil?

Peny:

Kesimpulan:

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Pelajari lebih lanjut

Contoh soal lain tentang bilangan

Jumlah bilangan kuadrat dari 1 sampai 30: yomemimo.com/tugas/23237256

Bilangan bulat positif yang habis dibagi 5 tetapi tidak habis dibagi 3: yomemimo.com/tugas/6402895

Nilai terkecil dari a – b: yomemimo.com/tugas/3358718

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» Detail Jawaban

Mapel : Matematika

Kelas : 5

Materi: Kuadrat dan akar pangkat dua

Kode : 2

Kode Kategorisasi : 5.2.7

Kata Kunci : Kuadrat

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