Barisan dan deret geometri: Materi 3 Slide dan 8 Soal

3 Slides • 8 Questions

1

Pemahaman barisan dan deret geometri

2

Poll

apa yang kamu ingat tentang barisan dan deret geometri?

memiliki suku pertama yaitu a atau U1

memiliki beda yaitu selisih dua suku bedekatan

memiliki rasio yaitu perbandingan dua suku berurutan

3

Multiple Choice

manakah yang benar tentang rasio

1

$\frac{U1}{U2}$

2

$\frac{U4}{U3}$

3

$\frac{U3}{U1}$

4

$\frac{U3}{U4}$

4

perhatikan soal berikut

Sebuah tali dipotong menjadi 6 bagian berbeda ukuran dan membetuk barisan goometri. dengan potongan terpendekadalah 3 cm dan potongan terpanjangadalah 96 cm. Berapakah panjang tali sebelum dipotong? …

5

Poll

tadi soalnya tentang barisan apa?

Aritmatika

Geometri

6

Fill in the Blanks

Berapa banyaknya potongan tali di soal?

Type answer...

7

Multiple Choice

suku pertama pada soal tersebut adalah...

1

6

2

3

96

4

93

8

Multiple Choice

Berapakah suku ke 6 pada soal tersebut

1

3

2

6

3

93

4

96

9

Multiple Choice

apa yang ditanya pada soal tersebut?

1

Un

2

Sn

10

Multiple Choice

manakah rumus yang digunakan untuk menyelesaikan soal tersebut

1

$Un=a+\left(n-1\right)b$

2

$Un=a\times r^{\left(n-1\right)}$

3

$Sn\ barisan\ aritmatika$

4

$Sn\ barisan\ geometri$

11

tulislah di buku tulismu

$U1\ =\ 3\ cm\ dan\ lanjutkan\ U2\ =...,\ U3\ =\ ...\ sampai\ dengan\ U6\ =96$

Pemahaman barisan dan deret geometri

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