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Íåò äåéñòâò êîðíåé



3220●π/4(2n+1),π/2(4k+1),k,n*Z

3221●π/3+πn≤x≤π+πn, n*Z |√3sin2x+cos2x≤1|

3221●–2<x<2.

3221●[1/3; ∞) |y=3x²–2x+1 îñó àðàëûãû|

32210●{–1;1/3} |–3õ²–2õ+1=0|

32210●π/4+π/2n, n*Z

32211●8

32212●4

32212●(2;1),(–2;5)

322122●3a-2/2a²

322129●–2

32213122213222●0.

3221314●–0.8

3221535135171234●[1.3; 2.5]

32219225●1/8; 8.

3222●2 |ó=3sin²x+2cos²x|

3222●π/2+πn;n*Z π/6+πê,k*Z

3222π/12 |a=arcsin √3/2 b=arcsin(–√2/2)?|

3222●(-∞;-3]U[1;2) {y=√3–2x–x²/x–2

32220●4;16

322211●0

322212●141

3222122●3.

Ó-2õ

32222●à²/à–â

A

322222●1/2

32222202●4.

3222223●22/13

322221342●2,3,4

3222214●3/16

3222214●7/5

322223132●4√5

U(4;8)

32223●tg |sin(3/2π+α)ctg(π/2–α)+sin(π–α)+ctg(3π/2–α)|

32223●8 1/3 |3 ∫ –2(2x²–3)dx|

322231●π

322239●(0;–7)

322250415●–73,2.

32225223331●47

3222622●60.

3223●(a²+b²)(a–b)

3223●2x³+5/2x²–6x+C f(x)=(3x–2)(2x+3)

3223●–6 {y=–3/2x+â ïðîõ ÷åðåç ò(–2;–3)

3223●30°

3223●õ²ó-6õ³

3223●[3;5] |ó=3+2sin² 3x|

3223●–3√3

3223●x²y–6x³

3223●y≠0, y≠0,25

3223●(b–a)(3+ab).

Õó)m

32230●(–2/3; 1,5)

32230●(2/3; 1,5) |–(3õ–2)(2õ–3)>0.|

32231●√õ³+1+Ñ

3223175●2

322310722●x=25, y=16

322313123●25/3

322316●√6

32232●tg α

32232128227●8

322322780125120●–6,25.

32232323●3√6/2

32232325●(8;2)

32233●[1;∞)

322332132●[-1;∞)

32233626●6,2

322341332●5.

3223439●(–2; 2)

32235521●(0;-1)

X-2y)(x-2y-1)

322360●5

322360●–5 | log3(x–2)/x²–36>0 |

322360●7 (log(x-2)/x2–36>0)

32238●3b³√a²b²

3223827●27/26.

3224●F(x)=x3/3+2x2-7

3224●81à8/b8c4 (3a²/b²c)4

3224●(–2;+∞) |ó=3õ–2lg(2x+4)|

Ì.

32242439●x²+5x+6/6.

322427132●10.

32244641●1

3225●[0;1]

3225●2

Êì

32251●b=–7

32251●–7 (ó=3õ+â ó=2õ²–5õ+1)

32250●1 2/3;–1

322505643930●80

32256200●x(2y+3)/x+1

32251●b=-7

3225251●7,75

32253260●1

3225544●(–1;1)

32261434●x<0

322651●2

X

3227●–1

3227●x>1 (3x+2>27)

Íåò ðåøåíèÿ

32271●(3; 3,5)U(4; +∞)

3227233630●–√3;√3

3227233630●Íåò êîðíåé |3m²–27/m•2m/m+3+36m/m–3=0|

32272532225●5

3227329●(2; 1)

322888●√3.

322918●a–2

32292●3b/m–n

Õ

32299●a=2,b=3.

323●–3/2ctg2x+C

323●–3/õ²

323●0 |f(x)=x³/x²–3|

323●1

323●2 (y=–2/3x+3)

323●[–2; –1] | a→{m+3;m;2} íå ïð 3 |

323●ctg3x+C

323●16π | ïëîù ïîâ øàðà 32π/3 |

323●–24 | 3•(–2)³ |

323●25

Sin2(2-3x)

323●0; 1

323●2√2cm (ðàññò îò íåêò òî÷ê ïðàâ ∆)

323●50,24

Sin2 (2-3õ) cos(2-3õ)

323●F(x)=x4/8-sin3x/3+C

323●π/2ê,ê*Z |sinx+sin3x=2sin2x|

323●ó≥3 | ó=3+õ2/3 |

3230●–π/3+2πn; n*Z (3tg x/2+√3=0)

323010●60 êì/÷àñ, 40 êì/÷àñ.

3231●(–1; 1–√5/2; 1+√5/2)

323112●õ<–5/3

323180●–1 |–3x²+3x+18>0|

3232●4 |cosα+3sin²α+3cos²α|

3232●π/2. |arccos√3/2–arcsin(–√3/2).|

3232●[–π/3+2πn; π/3+2πn]U

[2π/3+2πn;4π/3+2πn],n*Z |–√3/2≤sint≤√3/2|

3232●õ²–6õ+7=0

3232●×åòíàÿ |ó=³√õ–2–³√õ+2|

3232●6

32320●{±2π/2+2kπ,π+2kπ,k*Z}

Íåò ðåøåíèé.

3232103232322●3/2;1

32321212121221212●à+b

323213●87

323222●2ñì ³ (íàéä îáõåì ïàðàë–äà)

323222●6cm³

323222322●2/a+b

32322232222●2/a+b

32322296●(3;–1),(–3;1)

323223●2;–1

32322313●3

323232●6 3+/2 3+/2 3+/2...

323232●0

3232323210322●2/3

323234●[–π/6+π/2ê; π/4+π/2ê], ê*Z

323234●1/3√48

323234326●7x²/(2x–1)(2y+3)

3232343216●3x²/(2x–1)(2y+3)

32323682●27a²

32324●9a4b6/m8

32324●(–∞;1) |3õ+2–3õ<24|

32325●4

32325●õ<1,5; õ>3,3

3233●√3/6

32330●3

32331●1 3/26

Íåò êîðíåé

323316●20

3233216●9.

32332●–2;–1;3;–3

32332●16

323323●0 |ctg(π–3)cos(π/2+3)+sin(3π/2+3)|

323324422229393●1/6

3233337●3

32334059●6π

323360●3

3234●(1;2)

3234●3/20

32340440●(3;4].

32342●9à4b6/m8

32342●[14/11;∞)

323420218●8

323423●(15; –16)

32343●π/2

323436●1.

32343638310434649412415●–9/8

3234820●–13

323511●(–∞; 2/3) |{3õ<2 3x+5<11|

32351335●2

323521311●1,2

3235231●1,2

32352311●1,2.

32353266●0,5.

3235381●1.

3236●4 |√3õ·√2õ=36|

3236●19 |3√õ2–3√õ=6|

Äëèíà äèàã)

Íàéäèòå òðåòüþ ñòîðîíó)

3236108●4,5.

323624●[–1; 2)

3236946●2ó²/(3õ–2)(2ó+3)

3237530●(1;–1)

3239●27–b³

3239●(–3;6);(10;–7) |{ó+õ=3 ó²–õ=39|

32390●2

32390●x<1 | 3+2•3x–9x>0 |

323927●(a²–3a+9)(a+3+x)

323932318●3

32396183275322354●0,4

Ì, 8ì (äëèíà è øèðèíà)

324●96√3ñì².

324●(3;∞)–{4} |f(x)=logx–3(x²–4)|

324●4 |g(x)=√x–3(x+2), g(4)=?|

324●4(3+x–x²)³(1–2x) |f(x)=(3+x–x²)4|

324●–2 (ó=–3õ+b B(–2;4). Íàéäèòå çíà÷ b)

324●2/3

324●3/x+4. |3x/x²+4x|

Îò À äî îñè ÎY è îò òî÷êè À äî XOZ)

324●96√3ñì ²

324●[0;7) |√x+3=√2x–4|

324●12

324●9/4 |(bn)â3 ðàçà. Íàéä îòíø (b2/b4)|

324●x3/4 {³√õ²·4√õ

324●[0;3]

X

324●(–∞;–2)U(2;+∞) | ó=log3(x²–4) |

3240●(0;1/9)U(9;+∞) |log3²x–4>0|

3240●(-∞; ∞)

3240●1 1/3 |3õ²–4õ+ñ=0|

324052●12 ì/ñ

3241●\\\\–2•–––•2////õ(òî÷.çàêð) |3x²–4≥1|

3241●(–∞; ∞) |3(x–2)+x<4x+1|

32410●(–3;–2)U(1;∞)

Íåò ðåøåíèÿ

32416052●2.

3242●[2\3;∞)

3242●–2

3242●–2 {3m+n–m², m=4, n=2

3242●(–∞;∞) |ó=√3õ²–4õ+2|

Ì;4ì

3242 ●[2/3;∞)

Íàéä äèàã)

Ì;4ì

Ì

3242●13/6

32420●–4√2a²b

324205●1.

32426●a→{3;–2; α} è b→{ β; 4; 2}

3242152●1

Áàñûíà äåéí àðà êàøûêòûê)

324220●5 {(õ–3)²+(ó+4)²=20

324222●(–5;3)

32422321●0

32424●7;–1

324245●π

3242620078●–13√2

Íàéäèòå 6 ÷ëåí ïðîãð)

3243●4√à+³√b

32431381●1

324351●[–3;10) |³√24+√x–³√5+√x=1|

Log62.

32445692220●–2

3245●18√2π ñì æ/å 18√2π ñì

3245●5 3≤|x²–4|≤5

3245321198●0,5

Ãð

32494●0

325●√ê²+n²+2kn cosα/sinα (äë áîê ñòîð)

325●1,6





Äàòà ïóáëèêîâàíèÿ: 2014-11-03; Ïðî÷èòàíî: 307 | Íàðóøåíèå àâòîðñêîãî ïðàâà ñòðàíèöû | Ìû ïîìîæåì â íàïèñàíèè âàøåé ðàáîòû!



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