Ãëàâíàÿ Ñëó÷àéíàÿ ñòðàíèöà Êîíòàêòû | Ìû ïîìîæåì â íàïèñàíèè âàøåé ðàáîòû! | ||
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121214●3/4.
121219●3
121219●3 êì/÷àñ.
Cì.
12122●(-2;1/3)
12122●–4
121221●–1/2(2õ+1)+5/6
12122122122●4πn/3,n*Z
121221622●–4
121222●7 |(sin+(1/sinx)²+(cos+(1/cosx)²–ctg²x|
121222●0
1212221●x/(1–x)²
Ordm;
121225400180●180°
12123●(–4;3)
12123●–1/5
12123●16
121231●(1/3;3)
12123141●0,001
U(1;2)U(2;3)
1212321●2
1212323●d=–0,2
121233620●8
121234●–1;4
1212381●(2;4)
U(2;4)
121243220●[-3;-13]U[1;∞)
12125●16
121253●9.
Ordm;
Ordm;
1212772●128.
12128●π/8
X
12129●1)27,18,12 2)3,6,12
1213●π/4 | arctg ½+arctg 1/3 |
1213●(–3;∞) |ó=(1/2)õ+1–3|
1213●–3/(2õ+1)²•√2õ+1
1213●0,5. |sin(arccos(–1/2)–arctg(–1/√3)).|
1213●1/7 {tgα=1/2,tgβ=1/3,tg(α–β)
1213●õ<1. {x+1/2–x–1/3>x.
1213●õ<1 {õ+1/2>õ+õ–1/3
Áîê ïîâ êîíóñà)
X
1213●8 {logx1/2=–1/3
1213●8
1213●9/8 |–1∫ –2(1/x³–x)dx|
1213●5/12 tan(arccos 12/13)
12130260●169
121311622●n>–2/5
1213121●1/x(x+1)
1213121334●õ--1/4
121314216192●1/8õ³–1/27ó³
1213145●c<b<a
121316●–1/9
121321●255°
12132152●–{1},{3}; 1,5
12133224●–9,6
1213341213●õ–1/4
I
121345090180270●–16/65
12135●65π
1214●(–∞;–3) (1/2)õ+1>4
1214●(–∞; 2) |âåðí ïðîìåæ (1/2)x>1/4.|
1214●1/2
1214●(1/2; +∞) |(1/2)1–õ>sin π/4|
Ñì (ðàä îêð îò öåíò äî òî÷êè Ê)
Ñì.
Ìèí äåâ â êëàññå)
12141●2/3
121411●17
12141622233142057●–1 1/15
Ì.
Ì (îòðåçîê ÀÊ)
Ñì
12141813●21/220.
12141814●1/8
1214181512115●8.
121430●84 ñì²
12143112●4/15
12144●1728 (x:12=144)
12144090●5 öåëûõ 5/8
1215●(10;–5) {|õ+1|+2ó=1 õ+ó=5
1215●2/5 |1–cos2α, sinα=1/√5|
1215●12π ñì² (Íàéäèòå ïëîù ñåêòîðà ðàä)
12150●781/1250
1215105●–3
121534●25;5
1215355●15–3√3
Ñì
Âûñîòà ïàðàë)
Ñì
Cì. (íàéòè åãî ñòîðîíó)
Ãèïîòåíóçå
Ñì (ÀÂÑÄ ðîìáûíûí ÀÂ êàáûðã)
1216●100π ñì²
1216●10 (ìåäèàíà ïðîâåä ê ãèïî–çå)
1216●20
1216●20ñì {ðàññò òî÷êè îò ðåáð äâóãð óãëà)
Ñì
Cm.
121625●2880 ñì³ (Îáúåì ïàðàë–äà)
1216612●599,3
Ñì
12168●54(4–π) ñì² (Îïð ïëîù ìàòåðèàëà óøåäøåãî â îòõîä)
Ñì (Ìåíüøàÿ ñòîðîíà)
Ñì (Áîëüøàÿ ñòîðîíà)
12179●0
Åñëè öèôðû ïåðåñòàâ,òî ïîëó÷ ÷èñëî)
1218216●3*7/6
1218216144●3 7/8
1218327423923●0
1218536●13*1/3.
12186●54(4–π)ñì²
12188●6,26
122●ð=–2 q=–1 |A(1;–2) ó=õ²+ðõ+q.|
122●–4 (1/3) {(1-2x–x2)dx
122●[–1; 3] (ó=1–2sin2x)
122●–1/4b |–1/2b:2|
122●–ctg x/2+ñ
122●–2ctg x/2+C {f(x)=1+ctg²x/2
122●tg²x {1–cosx²)x/(cos²x)
122●ctg²α |(1+ctg²α)(1–sin²α)
122●24cm. (ñóììà êàòåòîâ ∆)
122●[π/6+πn; 5π/6+πn],n*Z {y=√1–2cos2x
122●0
122●–2ctg2x+C |f(x)=1/sin²x cos²x|
122●1
122●1 (1–sin²)/(cos²x)
122●1 |1–sin²x/cos²x|
122●1. |1–cos²x/sin²x.|
122●1/2
122●1–4x²–2
122●1/2. {õ–1/õ:2õ–2/õ.
122●1/2 ctgα |1+ctg2α tg2α/tgα+ctgα|
122●y=–4x+5 |f(x)=1–x² â òî÷ê àáö 2|
122●êîðíåé íåò |√1–õ²=2|
122●3 |1+sin²α+cos²α|
122●3 |y–12|/y>2
1220●0; –5/6
Sin2a-cos2a
122●0 {1–sin²α–cos²α
122●π/2(4π+1), n*Z; πê;
122●πê,k*Z;π/2(4n+1),n*Z | 1–cos2x=2sinx |
122●πn; π/2+2πn; n*z | 1–cos2x=2sinx |
122●(–1; 0,5) |y=lg(1–x–2x²)|
122●(–∞; 1/2) (y=1/2–2x)
122●(–∞; 4) |ó–12|/ó>2
122●–2/x³+2ex–sinx
Ñì
122●cos2α
122●cosx•(3+x²) |y(x)=(1+x²)•sinx+2x•cosx|
Íåò ðåøåíèé
122●432 π ñì³ (îáúåì ýò öèëèíäð)
Äíåé (Äâà çàâîäà À, 12ä,2ä)
122●u=sinx | ∫ cos xdx/√1+2sin²x |
122●π/2+2πk,π+2πn,n*Z |1+cosx=tg(π/2–x/2)|
122●√7/4 |cosx–sinx=1/2, cos2x|
122●cosx•(3+x²) |y(x)=(1+x²)•sinx+2x•cosx|
1220●0
1220●0;–5/6
1220●60
1220●60êì/÷
1220002●5/6
122001050●10300
122015●1440 ñì²
Êì.
1221●(π/2+2πn;π/2+πk)n,,k*Z {sinx+cosy=1 sin²x–cos²y=1
1221●π+2πn, (–1)n π/6+πn,n*Z |1–cos²x=(2sinx–cosx)(1+cosx)|
1221●–1/2
1221●2√2–2
1221●(–2; 0] |log 1/2 (x+2)≥–1|
1221●(23,4;24)
Êã
12210●x=–π/2+2πn n*Z
Êã.
122105●4
122111●1/y2n+1 |(1+yn+2)/y2n+1)–(1/(yn–1)|
12211121●(1/2; 1)
122112●√2/2
12212●cos²α |(1–cos²α) tg²α+1–tg²α|
122120306●81/4
1221210●à<–2
12212133281●–6
122122●2 |1/2–√2+1/2+√2|
122122245●(–5;–5); (7;1)
1221233281●–6
È 4
122126●24
122128212212412●x²–3x+2=0
122132●2
122133●5/6 {y=1/2sin2x,y=1/3sin3x
122141●7.
1221482●147 ñì² (Íàéäèòå ïëîù ∆ ïðè íèæí îñí)
122153●1/4; 1. |12x²=15–3|
1222●1 |f(x)=1/2sinx•tg2x, f(π/2)|
Cm.
1222●19/24π |y=1/x, y=x, x=1/2, x=2|
1222●–2à+5
1222●–2
1222● |cosα – cosβ|
1222●144–√3
Cos2a
1222●x²+3(b-a)x+2a²-5ab+2b²=0.
Tg2a
1222●(m-n+1)(n-m+1)
1222●2cos2α
1222●3 | y=(x–1)²(x–2)² |
1222●tg²α {1–cos2α/2cos²α
1222●cos²α {1–sin²α/cos²α–(cosα tgα)²
12220●π/2+πn, n*Z; π/4+πk,k*Z |1/2sin2x–cos²x=0|
12220●π/2+πn; n*Z
12220●–π/2+2πn,n*Z |(sinx+1)(cos²2x+2)=0|
12220●(5;5)
1222012121134●3/11
122206410●208 (ïëîù ∆ ñ âåðø)
12221●(1;2]
1222102112●–6
1222103●{–2;2}
122212●1+ñ |(z+c1/2)²–2c1/2|
12221227152●14+√140
12221227132●12+√84
12222●141 1/3
12222●143
12222●a–b
12222●a–8
12222●b–1/(ab) |(a–b+1)/(a²–ab)+(a+b)/2ab)
(a/(b²–ab)+(a/(b²+ab)|
12222111225●65
1222212●–1 |(x+1)(x²+2)+(x+2)(x²+1)=2|
Ln2
12223●(–3 2 2 –1)
12223●4
1222318●–1<x<1
12223212715●15
122232429729829921002●–5050
122234012●a→ è b→
122244●y=1*2/7
12225303132●–26,875
1223●(0;3),(4/3; 1/3) {|ó–1|+õ=2 2õ+ó=3
12233341122●–2sin²2a
12222318●–1<x<1
12222532223●8/11
12224●õmax=1 | ó=1/2–2õ²+4õ |
12225●(0;1/32)U(32;+∞)
12225301212●–4
12225302122● 9,25
12225303132●–26,875
1222632622●(2ab-c)(6ab-3ac+1)
122284●[–6;–4)U(2;4]
1223●(0;3),(4/3;1/3)
1223●x<–3;–3<x<1 x>1
Jane 3
12230●π/4+πn,n*Z |(tgx–1)(2sin²x+3)=0|
12230●π/4+kπ |(tgx–1)(2sin²x+3)=0|
12230●x=π/4+πR R=Z
12233●407 2/3
R) REZ
12231●8
122312●F(x)=–x–2/3x³–9
12231213●1
1223122●(-∞; 0,5).
12231432●–10 (DA·CB)
12231432●–14 (CB+DA)(BD–BC)
12231432●–2 (AB·ÑD)
AB ND)
12231432●2 (DA•CB)
1223241118●õ>5/3 {12õ²–(3õ-2)(4õ+1)<11õ-8
12232433●3–10
122332●1/2tg(2x–π/3)
Äàòà ïóáëèêîâàíèÿ: 2014-11-03; Ïðî÷èòàíî: 423 | Íàðóøåíèå àâòîðñêîãî ïðàâà ñòðàíèöû | Ìû ïîìîæåì â íàïèñàíèè âàøåé ðàáîòû!