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Sifat-Sifat Logaritma

Authored by I Suteja

Mathematics

10th Grade

Sifat-Sifat Logaritma
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1. Apa sifat dasar dari logaritma?

Logaritma mengubah perkalian menjadi penjumlahan.

Logaritma adalah fungsi yang selalu menghasilkan bilangan bulat.

Logaritma mengubah penjumlahan menjadi pengurangan.

Logaritma hanya berlaku untuk bilangan positif.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2. Jika log_a(b) = c, maka a^c = b. Benar atau salah?

a^c = log_a(b)

Salah

Benar

b = log_a(c)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3. Sebutkan dua sifat logaritma yang berkaitan dengan perkalian!

log_a(b^c) = log_a(b) + c

log_a(b + c) = log_a(b) - log_a(c)

log_a(b / c) = log_a(b) * log_a(c)

1) log_a(b * c) = log_a(b) + log_a(c), 2) log_a(b^c) = c * log_a(b)

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

4. Uraikan bagaimana cara mengubah logaritma basis 10 ke basis e!

ln(x) = log10(x) / log10(e)

ln(x) = log10(e) / log10(x)

log10(e) = ln(x) * x

log10(x) = ln(x) * log10(e)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

5. Jika log_2(8) = x, berapakah nilai x?

2

3

4

6

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

6. Menjodohkan: A. log_a(bc) 1. = log_a(b) + log_a(c) B. log_a(b/c) 2. = log_a(b) - log_a(c)

log_a(b/c) = log_a(b) + log_a(c)

log_a(bc) = log_a(b) * log_a(c)

A-1, B-2

log_a(bc) = log_a(b) - log_a(c)

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

7. Logaritma dari 1 pada basis berapa pun adalah?

1

0

-1

log(2)

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