
Логарифмические уравнения и неравенства
Authored by Гулсара Кувандыкова
Mathematics
11th Grade
Used 9+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Решите уравнение: lgx=lg2+lg5
0
1
10
7
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Какое число НЕ является решением неравенства lg(x+2)>lg7?
10
0
6
8
3.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
Решите уравнение: ln(x2+4)=ln(4x)
4
-4
-2
2
4.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Решите неравенство: ln(x2-9)<ln(8x)
(-9; 1)
(-1; 9)
(1; +∞)
(9; +∞)
5.
MULTIPLE CHOICE QUESTION
45 sec • 3 pts
Решите уравнение: xlgx=10000
-4; 4
-2; 2
-100; 100
0,01; 100
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