1. 1) x-sinx=0.25
2) x3-3x2+9x-8=0
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2 1) tg(0.58x+0.1)=x2
2) x3-6x-8=0
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3 1) x-cos(0.378x)=0
2) x3-3x2+6x+3=0
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4 1) tg(0.4x+0.4)=x2
2) x3-0.1x2+0.4x-1.5=0
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5 1) lgx-7/ (2x+6)=0
2) x3+x-5=0
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6 1) tg(0.5x+0.2)=x2
2) x3+x-5=0
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7 1) 3x-cosx-1=0
2) x3+0.2x2+0.5x-1.2=0
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8 1) x+lgx=0.5
2) x3+3x+1=0
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9 1)tg(0.5x+0.1)=x2
2) x3+0.2x2=0.5x-2=0
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10 1) x3+4sinx=0
2) x3-3x2+12x-9=0
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11 1) ctg(1.05x)-x2=0
2) x3-0.2x2+0.3x-1.2=0
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12 1) tg(0.4x-0.3)=x2
2) x3-3x2+6x-2=0
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13 1)xlgx-1.2=0
2) x3-0.1x2+0.4x-1.5=0
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14 1) 1.8x2-sin10x=0
2) x3+3x2+6x-1=0
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15. 1) ctgx-x/4=0
2) x3-0.1x2+0.4x-1.2=0
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16. 1) tg(0.3x+0.4)=0
2) x3+4x-6=0
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17. 1) x2-20Sinx=0
2) x3+0.2x2+0.5x+0.8=0
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18. 1) ctgx-x/3=0
2) x3-3x2+12x-12=0
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19. 1) tg(0.47x+0.2)=x2
2) x3-0.2x2+0.3x+1.2=0
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20. 1) x2+4sinx=0
2) x3-2x+4=0
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21 1) ctgx-x/2=0
2) x3-0.2x2+0.5x-1.4=0
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22 1) 2x-lgx-7=0
2) x3-3x2+6x-5=0
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23 1) tg(0.44x+0.3)=x2
2) x3-0.1x2+0.4x+1.2=0
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24 1) 3x-cosx-1=0
2) x3-0.2x2+0.5x-1=0
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25 1) ctgx-x/10=0
2) x3+3x2+12x+3=0
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26 1) x2+4Sinx=0
2) x3-0.1x2+0.4x+2=0
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27 1) tg(0.36x+0.4)=x2
2) x3-0.2x2+0.4x-1.4=0
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28 1) x+lgx=0.5
2) x3+0.4x2+0.6x-1.6=0
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29 1) ctgx-x/5=0
2) x3+x-3=0
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30 1) 2lgx-x/2+1=0
2) x3-0.2x2+0.5x+1.4=0
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