Kiến thức về lôgarit lớp 11

Kiến thức về lôgarit lớp 11

11th Grade

20 Qs

quiz-placeholder

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Kiến thức về lôgarit lớp 11

Kiến thức về lôgarit lớp 11

Assessment

Quiz

Others

11th Grade

Practice Problem

Easy

Created by

Vinh Nguyễn

Used 4+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Giải phương trình lôgarit: log2(x) = 3. Tìm x.

16

4

2

8

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tính giá trị: log5(25).

3

2

1

4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sử dụng định nghĩa lôgarit để chứng minh: loga(b) = c <=> a^c = b.

loga(b) = c <=> a^c = b.

a^c = b <=> loga(b) = a.

loga(b) = c <=> b^c = a.

loga(b) = c <=> a^b = c.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Chuyển đổi: log3(9) thành số mũ.

3

1

2

4

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Áp dụng tính chất lôgarit: loga(mn) = ?

loga(m/n)

logb(mn)

loga(m-n)

loga(m) + loga(n)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Giải phương trình: log(x+1) - log(x-1) = 1. Tìm x.

5

11/9

3

2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tính giá trị: log10(1000).

2

5

3

4

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