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1. x sin 2x 1 = 0  
2. 2x ^ 3 + 4x 1 = 0 0.1
3. x ^ 3 + 12x 2 = 0 0.95
4. 5 x 8lnx = 8 4.32
5. x ^ 3 + x = 1000 9.42
6. x sin x = 0.25 1.17
7. x ^ 3 6x ^ 2 + 20 = 0 2.25
8. 5x ^ 3 + 10x ^ 2 + 5x 1 = 0 0.6
9. 3sin +0.34x-3.8 =0  
10. x 3 + sin (3.6x) = 0  
11. arcos(x)- = 0  
12. √1- 0.4x ^ 2 arcsin x = 0  
13. x 2 + sin x = 0 1.2
14. 1 x + sin x ln (1 + x) = 0  
15. x ^ 2 ln (1 + x) 3 = 0  
16. x ^ 3 + x ^ 2 3 = 0 0.6
17. x ^ 3 x 0.2 = 0 0.9
18. 5x ^ 3 x 1 = 0 0.6
19. x ^ 3 2x 5 = 0 1.9
20. x ^ 3 + x = 1000 9.1
21. x ^ 4 + 2x ^ 3 x 1 = 0  
22. x ^ 3 x 2 = 0 0.9
23. x sin x/2 1 = 0  
24. 2 ^ 3 + 4x 1 = 0 0.1
25. x ^ 3 + 12x 2 = 0 0.95

 

5

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1. 0.25x ^ 3 + x 1.2502 = 0 0, 2
2. 0.1x ^ 2 xlnx = 0 1, 2
3. 3x 4lnx 5 = 0 2, 4
4. e ^ x e ^ -x 2 = 0 0, 1
5. e ^ x + lnx 10x = 0 3, 4
6. 3x 14 + e ^ x e ^ -x = 0 1, 3
7. 3ln ^ 2x + 6lnx 5 = 0 1, 3
8. 2xsinx cosx = 0 0.4, 1
9. xtgx 1\3 = 0 0.2, 1
10. √ 1 x - cos√ 1 x = 0 0, 1

 

6

.
1. x 1\ (2 + sin2x) = 0 [0; 1] 10 ־³
2. arcsin(x\3) - √ 1 (x\3) ^ 2 = 0 [ 1,5; 3] 10 ־³
3. x - √ 9 x+ x ^ 2 = 0 [1; 2] 10 ־³
4. √1 x ^ 2 - arcsin x = 0 [0; 1] 10 ־³
5. tgx (1/3)(tgx)^3 + (1/5)(tg x) ^ 5 1/3 = 0 [0; 0,8] 10 ־³
6. e ^ x e (- x) 2 = 0 [0; 1] 10 ־³
7. cosx e(-(x ^ 2) / 2) + x 1 = 0 [0; 2] 10 ־³
8. sin(x ^ 2) + cos(x ^ 2) 10x = 0 [0; 1] 10 ־³
9. 3sin√x + 0,35x 3,8 = 0 [2; 3] 10 ־³
10. √1 0,04 (x ^ 2) x = 0 [0; 1] 10 ־³
11. 1/4(x ^ 3) + x 1,25 = 0 [0; 1] 10 -5
12. x sin(x + 2) = 0 [0; 1] 10 -5
13. √1 x - cos√1 x = 0 [0; 1] 10 ־³
14. 0,1(x ^ 2) x lnx = 0 [1; 2] 10 ־³
15. 3x 4 lnx 5 = 0 [1;4] 10 ־³
16. e ^ x + lnx 10 x = 0 [1; 4] 10 ־³
17. x tgx 1/3 = 0 [0; 1] 10 ־³
18. 0,25(x ^ 3) + x 1,25 = 0 [0; 2] 10 ־³
19. 3x 14 + e ^ x + e (-x) = 0 [1; 3] 10 ־³
20. 2x sinx cosx = 0 [0,4; 1] 10 ־³
21. 1/(1 + x ^ 2) x = 0 [1; 2] 10 ־³
22. .(tg x) ^ 2 x = 0 [1; 2] 10 ־³
23. x + ln( + 0.5) - 0.5 = 0 [0;2] 10 ־³
24. x ^3 - 0.2 = 0 [1;1,1] 10 ־³
25. x^ 4 + 2^ 3 1 = 0 [0; 1] 10 ־³
26. x ^ 3 0.2^ 2 - 0.2 - 1.2 = 0 [1;1,5] 10 ־³
27. 2sin^2/3 s^2/4 = 0 [0;/2] 10־³
28. x ^ 4 + 0.8 ^ 3 - 0.4 ^ 2 - 1.4 - 1.2 = 0 [-1,2;-0,5] 10־³
29. x ^ 4 - 4.1 ^ 3 + ^ 2 - 5.1 + 4.1 = 0 [3,7;5] 10־³
30. 2 ^ 1 = 0 [0;1] 10־³

 

7

1. x sinx = 0,25 16. 16. tg(0,3x + 0,4) = x ^ 2
2. tg(0,58x + 0,1) = x ^ 217. 17. x ^ 2 20sinx = 0
3. √x cos(0,387x) = 018. 18. ctgx x/4 = 0
4. tg(0,4x + 0,4) = x ^ 2 19. 19. tg(0,47x + 0,20 = 0
5. lgx 7/(2x + 6) = 020. 20. x ^ 2 + 4sinx = 0
6. tg(0,5x + 0,2) = x ^ 2 21. 21. ctgx x/2 = 0
7. 3x cosx 1 = 022. 22. 2x lgx 7 = 0
8. x + lgx = 0,523. 23. tg(0,44x + 0,30 = 0
9. tg(0,5x + 0,1) = x ^ 2 24. 24. 3x cosx 1 = 0
10. x ^ 2 + 4sinx = 025. 25. ctgx x/10 = 0
11. ctg1,05x x ^ 2 = 026. 26. x ^ 2 + 4sinx = 0
12. tg(0,4x + 0,3) = x ^ 2 27. 27. tg(0,36x + 0,4) = 0
13. xlgx 1,2 = 028. 28. x + lgx = 0,5
14. 1,8x ^ 2 sin10x = 0 29. 29. ctgx x/5 = 0
15. ctgx x/4 = 030. 30. 2lgx x/2 + 1 = 0

 

 

8

1. x ^ 3 3x ^ 2 + 9x 8 = 0.   x ^ 3 + 4x 6 = 0
2. x ^ 3 6x 8 = 0   x ^ 3 + 0,2x ^ 2 + 0,5x + 0,8 = 0
3. x ^ 3 3x ^ 2 + 6x + 3 = 0   x ^ 3 3x 62 + 12x 12 = 0
4. x ^3 0,1x ^ 2 + 0,4x 1,5 = 0   x ^3 -0,2 x^2 + 0,3x + 1,2 = 0
5. x ^ 3 3x ^ 2 + 9x + 2= 0   x ^ 3 2x + 4 = 0
6. x ^ 2 + x 5 = 0   x ^ 3 0,2x ^ 2 + 0,5x 1,4 = 0
7. x ^ 3+ 0,2 x ^2 +0,5x 1,2 = 0   x ^ 3 3x ^ 2 + 6x 5 = 0
8. x ^ 3 + 3x + 1 = 0   x ^ 3 0,1x ^ 2 + 0,4x + 1,2 = 0
9. x ^ 3 + 0,2x ^ 2 + 0,5x 2 = 0   x ^ 3 0,2x ^ 2 + 0,5x 1 = 0
10. x ^ 3 3x ^ 2 + 12x 9 = 0   x ^ 3 + 3x ^ 2 + 12x + 3 = 0
11. x ^3 0,2x ^ 2 + 0,3x 1,2 = 0   x ^ 3 0,1x ^ 2 + 0,4x + 2 = 0
12. x ^ 3 3x ^ 2 + 6x 2 = 0   x ^ 3 0,2 x ^ 2 + 0,4x 1,4 = 0
13. x ^ 3 0,1x ^ 2 +0,4x 1,5 = 0   x ^ 3 + 0,4x ^ 2 + 0,6x 1,6 = 0
14. x ^ 3 + 3x ^ 2 + 6x 1 = 0   x ^3 + x 3 = 0
15. x ^ 3 +0,1x ^ 2+0,4x 1,2 = 0   x ^ 3 0,2x ^ 2 + 0,5x + 1,4 = 0

 

9

1). 2x ^ 3 3x ^ 2 12x 5 = 0   2x ^ 3 3x ^ 2 12x + 1 = 0
2). x ^ 3 3x ^ 2 24x 3 = 0   x ^ 3 3x ^ 2 24x 5 = 0
3). x ^ 3 3x ^ 2 + 3 = 0   x ^ 3 4x ^ 2 + 2 = 0
4). x ^ 3 12x + 6 = 0   x ^ 3 12x 5 = 0
5). x ^ 3 + 3x ^ 2 24x 10 = 0   x ^ 3 + 3x ^ 2 24x + 1 = 0
6). 2x ^ 3 3x ^ 2 12x + 10 = 0   2x 6 3 3x^ 2 12x + 12 = 0
7). 2x ^ 3 + 9x ^ 2 21 = 0   2x ^ 3 + 9x ^ 2 6 = 0
8). x ^ 3 3x ^ 2 + 2,5 = 0   x ^ 3 3x ^ 2 + 1,5 = 0
9). x ^ 3 + 3x ^ 2 2 = 0   x ^ 3 3x ^ 2 24x + 10 = 0
10). x ^ 3 + 3x ^ 2 3,5 = 0   x ^ 3 + 3x ^ 2 24x 3 = 0
11). x ^ 3 + 3x ^ 2 24x + 10 = 0   x ^ 3 12x 10 = 0
12). x ^ 3 3x ^ 2 24x 8 = 0   2x ^ 3 + 9x ^ 2 4 = 0
13). 2x ^ 3 + 9x ^ 2 10 = 0   2x ^ 3 3x ^ 2 12x + 8 = 0
14). x^ 3 12x + 10 = 0   X ^ 3 + 3x ^ 2 1 = 0
15). x ^ 3 +3x ^ 2 3 = 0   x ^ 3 3x ^ 2 + 3,5 = 0

 

4
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