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1

ln(x)+(x+1)3=0

16

x–sin(x)=0,25

2

x×2x=1

17

tg(0,58x+0,1)=x2

3

Ö x+1 = 1/x

18

Ö x– cos(0,387x)=0

4

x–cos(x)=0

19

3x–cos(x)–1=0

5

3x+cos(x)+1=0

20

lg(x)–7/(2x+6)=0

6

x+ln(x)=0,5

21

x+lg(x)=0,5

7

2–x=ln(x)

22

x2+4sin(x)=0

8

(x–1)2=exp(x)/2

23

ctg(1,05x)–x2=0

9

(2–x)exp(x)=0,5

24

x×lg(x)–1,2=0

10

2,2x–2x=0

25

ctg(x)–x/4=0

11

x2+4sin(x)=0

26

2x–lg(x)–7=0

12

2x–lg(x)=7

27

2arctg(x)-1/(2x3)=0

13

5x–8×ln(x)=8

28

2cos(x+p/6)+x2=3x–2

14

sin(x-0,5)–x+0,8=0

29

cos(x+0,3)=x2

15

2×lg(x)–x/2+1=0

30

x2cos(2x)=–1