Inequalities

Read the complete problem, then answer its numbered subtasks.

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Exercise 17

Book 2 · Inequalities

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Լուծել անհավասարումը.

Subtask 1

$2 x - 4 x \leq - 22$ :

1

2

$(; - \infty$ $] 2$

3

$\emptyset$

4

$(- \infty;$ $) + \infty$

Subtask 2

$2 - x () 2 - l o g 32$ $> 1$ :

1

$() - 2; + \infty$

2

$(2;$ $) + \infty$

3

$(- \infty;$ $) 2$

4

$(- \infty;$ $) - 2$

Subtask 3

$8 π () s i n \cdot 3 - x + 1 < 07$ :

1

$] (- \infty; 3$

2

$\emptyset$

3

$(2;$ $) + \infty$

4

$(- \infty;$ $) 2$

Subtask 4

$x - 33$ $\geq 3$ :

1

$[2;$ $] 4$

2

$(; - \infty$ $) + \infty$

3

$\emptyset$

4

$(- \infty;$ $] [2 \cup 4;$ $) + \infty$

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