
Решение логарифмических уравнений и неравенств
Authored by Ann Still
Mathematics
10th Grade
Used 3+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Решите уравнение: log₂(x) = 3
6
4
8
10
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Упростите логарифмическое выражение: log₄(16) - log₄(2)
4
3
2
5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Найдите все значения x, удовлетворяющие неравенству: log₃(x) > 2
x > 5
x > 7
x > 9
x > 10
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Проверьте, является ли x = 0 решением уравнения: log₅(x) = 2
No
Yes
Sometimes
Maybe
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Постройте график функции y = log₃(x)
y = log₃(x) graph is a straight line passing through the origin
y = log₃(x) graph is a vertical line
y = log₃(x) graph is a curve that starts at (-∞, -∞) and approaches the x-axis as x approaches 0. It passes through the points (1, 0), (3, 1), (9, 2), (27, 3), etc.
y = log₃(x) graph is a parabola opening upwards
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какое количество времени потребуется для удвоения суммы денег на сберегательном счете, если процентная ставка составляет 5% в год (используйте логарифмическую функцию)?
15.75 лет
13.86 лет
10.5 лет
7.92 лет
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Решите уравнение: ln(x) = 4
x = e^2
x = e^3
x = e^4
x = e^5
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