
Логарифмы: Свойства и Решения
Quiz
•
Mathematics
•
11th Grade
•
Practice Problem
•
Hard
Бахтияр м
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26 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Что такое логарифм?
Логарифм — это функция, которая всегда возвращает положительное число.
Логарифм — это способ умножения чисел.
Логарифм — это разность двух чисел.
Логарифм — это степень, в которую нужно возвести основание, чтобы получить число.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Каково определение логарифма по основанию a?
Логарифм по основанию a - это сумма, которую нужно добавить к x, чтобы получить a.
Логарифм по основанию a - это разность между a и x.
Логарифм по основанию a - это степень, в которую нужно возвести a, чтобы получить x.
Логарифм по основанию a - это произведение a и x.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Каковы основные свойства логарифмов?
Основные свойства логарифмов: 1) log_b(xy) = log_b(x) + log_b(y); 2) log_b(x/y) = log_b(x) - log_b(y); 3) log_b(x^k) = k * log_b(x); 4) log_b(1) = 0; 5) log_b(b) = 1.
log_b(x+y) = log_b(x) * log_b(y)
log_b(b^0) = 0
log_b(0) = 1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Как преобразовать логарифм с разными основаниями?
log_b(x) = log_a(b) / log_a(x)
log_b(x) = log_a(x) / log_a(b)
log_b(x) = log_a(x) * log_a(b)
log_b(x) = log_a(x) + log_a(b)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Каково свойство логарифма произведения?
log(a * b) = log(a) - log(b)
log(a * b) = log(a) * log(b)
log(a * b) = log(a) / log(b)
log(a * b) = log(a) + log(b)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Каково свойство логарифма частного?
log_b(a/c) = log_b(a) * log_b(c)
log_b(a/c) = log_b(a) / log_b(c)
log_b(a/c) = log_b(a) - log_b(c)
log_b(a/c) = log_b(a) + log_b(c)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Каково свойство логарифма степени?
log_b(a^n) = log_b(a) + n
log_b(a^n) = log_b(n) * log_b(a)
log_b(a^n) = n + log_b(a)
log_b(a^n) = n * log_b(a)
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