Ãëàâíàÿ Ñëó÷àéíàÿ ñòðàíèöà Êîíòàêòû | Ìû ïîìîæåì â íàïèñàíèè âàøåé ðàáîòû! | ||
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210●x=(–1)k π/6+πk,k*Z | log2(sinx)+1=0 |
Cm
210●π
210●π. f(x)=arcos(2x-1).Íàéäèòå f(0)
K
210●–π/3+2πn≤x≤π/3+2πn,n*Z |2cosx–1≥0|
210●–π/4+πn/2<x<π/8+πn/2,n*Z |tg2x–1<0|
210●π/4+π/2k, k*Z |ctg²x–1=0.|
210●60; 75êì/÷
210●14+k/2k k*Z
210●[0; 1] | x² ∫ x 1 dt≤0|
210●m=2, m=–1
2100●[0; 1] |õ² ∫ õ 10dt≤0|
21000●0;±50.
21001●4/3
210013●3π+π/2
2100180●45°
210021212100212100210021●–1
2101●0 |x²–1=lg0,1|
2101●10 |x²=10lgx+1|
2101105●yíàèá=–11;yíàèì=–36
2101105●à)–11; á)–36
21012●11 13/15π |y=x²+1, y=0, x=1, x=2|
21012●1 1/3
21014●144π ñì²
Ñì (äëèí îáð óñå÷åí êîíóñà)
21015●60 êì/÷àñ, 75 êì/÷àñ.
210150180●30
2102●4π
2102●0;–2 |ó(õ)=(õ–2)√õ+1 [0; 2] |
21020●20 2/3π
21021025●–2/x–5
21021710●4√10 ñì. (äèàã ïàðàë–äà)
210232●(0; 1; 1,3)
2102323210●610
210235234●[–2; 3]
21024●16
210242046●n=10, q=2.
à (Íàéäèòå ìàññó ñåðåáðà â ñïëàâå)
2102501●(–3; 2)
2102552●1
2102710●(–∞;+∞)
21028●(4;2)
21028160●(2;0),(8;0)
Kàòàð.
210300●30
2103103●±1
21032●øåøó³ æîқ
210356●–6
21042●y=2
210420210●1a²
2104523●12
2104922●3
2105●F(x)=(2x–1)√2x–1/3+C
210513●[–3/8; 2/3]
21053105410531051052310543●–1
210570495●√3/4
U(1;3)
Ìèí
21073●4 |S(t)=–t²+10t–7,t=3|
21079●(2; 5)
Ïðîö ñîäåð óêñóñíîé êèñëîòû)
2109341234171167515●6.
211●y=√x+1
211●0.
211●(3;+∞)
211●1/(x+1)2
211●5,5
211●íóëåé ôóíêöèè íåò |ó=õ²+1/õ+1|
211●3x²–2x+1
211●π/3(ln+9) π/1(3k+9)
211●bx–1
211●2x+1 (f(x)=log2(x–1), f–1(x))
2110●3/2+ln2 |2 ∫ 1 (1/õ+õ) dx, ãäå x≠0|
2110●–3<m<1 x2–(m+1)x+1=0
Ñì
21100●28/15π (Îáúåì òåëà ó=õ²+1, õ=1, õ=0, ó=0)
211002●150ñì² (ïëîù òðàïåöè)
21102●204(x²–1)101 |f(x)=(x²–1)102|
21102132312●30
211091●c→=a→+7b→
2111●(an+1+1)(an-1)
2111●–1/3
2111●(–1; 1)
2111●õ<–1:õ>1:
2111●x•ln–1–x/1+x+1 | y=(x²–1)ln√1–x/1+x |
2111●0,5.
21111●sin2α
2111012●4
Ñêàëÿðíîå ïðîèçâåä)
21111●sin2α {sin²α(1+sin-1α+ctgα)(1–sin-1α+ctgα)
Õ
2111111●3–x³
211112●õ4–121
211120●320
2111210●(–1;2)
21112182225●–2
21112194●–2
Õ.
2111413216●3.
2111510119●(2;1)
2111524890●40êì/÷;50êì/÷
2111825●Óíàéá=0; Óíàéì=–12.
2112●–1/2 |(sinα–cosα)–1, ïðè α=π/12|
2112●1/√2•√1–x/(1–x)²–1/2cos 1–x/2
21121●3x²+2x+2–2/x²–2/x³
211212●[0;1/2]
211212012●[0; 1/2]
211212●1
211212●–1/2(2x+1)+5/6
21122●–4 1/3
2112200●0
21121●3x²+2x+2–2/x²–2/x³
2112●–1/2 (sinα-cosα)²-1, α=π/12
2112●–1 {sin²α–1/1–cos²α, α=π/4
2112●1/√2•√1–õ/(1–õ)²–1/2cos1–x/2
2112●y=x+1; y=1/3x+1–2/3
21120●(–∞;–1]
21121●3x²+2x+2–2/x²–2/x³
211211●2x/x+1
211212●[0; 1/2]
21122●–4 1/3 |2 ∫ 1(1–2x–x²)dx|
2112221●a)4;3 á)(–∞; 3,5] â)[3,5; +∞)
21123●–3±√6/2: 9
211231●2,5
21123121●2,5
2112313112●–1/7
2112320●1
21124●–1 |sin²α–1/1–cos²α, α=π/4|
21124●–3±√5/2; 1
21125●10
2112845●Óíàéá=0; Óíàéì=–2
2113●–3;1
2113●(1; 4) {2õ+1/1–õ<–3
21130●5:6
U(1;3)
Êì
21132●√26
211324●5,12%
2113524●5,12%
21137112●1
Cm.
Ñì (Îïð ïåðèìåòð ðîìáà)
2114●[1;2] f(x)=√2-x+(x-1)1/4
21140●6π
2114059●6π
211419222●3,4,5
2114238●5
211426●(–6;–2]U[–0,5; 6)
Êã
Íåò êîðíåé
Íåò êîðíåé
Ordm;.
2115●(-1)ê π/12+πê/2, k*Z
2116●[-7;9]
211732●arcos(–8/√145)
211815●0
2118312●13 1/3
211965●6
212●0 |log√2a=log1/√2b log(ab)=?|
212●0,5 |sinα+cosα)²/1+sin2α|
212●(õ–3)(õ+4)
212●õ–ó
212●2/ln2+e2–e | 2 ∫ 1(ex+2x)dx|
212●(2π/3+2πk;4π/3+2πê),k*Z |–cosx>1/2|
212●π
212●30,20
212●(x–3)(x+4).
E
212●2x+2–1 log2(x+1)–2
212●2/cos²x+1/√2sin²x | y(x)=2tgx–1/√2 |
212●2cos²α |cos²α+(1–sin²α)|
212●tg²α |sin²α/1–sin²|
212●ctg² α |cos²α/1–cos²α|
212●–3/4 |sinα+cosα=1/2|
212●–3/5 |cos(2arcctg ½)|
212●(–7π/12+πk;π/6+2πk)
212●(–7π/12+πk; π/12+πk),k*Z |sin2x<1/2|
212●(π/6+2πk; 5π/6+2πê) |cos(π/2–x)>1/2|
212●1
212●–√2;√2
212●[4; ∞)
212●2 | sinα+cosα)²+1–2sinα. |
212●π+2πn, (-1)nπ/6+πn,nεz
212●–4;3
212●(1/2; 8)
212●(12; +∞)
212●(–∞; +∞) |ó=cos 2x/1+x²|
212●5 √2x–1=x–2
212●(–1)n π/12+π/2n, n*Z |2sinx cosx=1/2|
212●5/6
212●5/6 |2 ∫ 1 (x²–x)dx|
212●π/3+4πn≤x≤5π/3+4πn,n*Z |sin x/2≥1/2|
212●3 |2 ∫ –1 x² dx|
212●3 log(2x+1)=2
212●π/2+2πn,n*Z (–1)k+1 π/6+πk,k*Z
|sin2x/1+sinx=–2cosx.|
212●II,I–a,IV ó=sin(2x+1)–2, y=sinx
2120●π+2πn,n*Z {cos²x+1+2cosx=0
2120●6•1/5 π {y=x²,x=1,x=2,y=0
2120●(–1;1).
2120●[2;∞) (√õ–2•(õ+1)/2õ≥0)
212003912023100772526●0
212005●ó=24õ+16
21202●35
212022●(-4;3)
212044135●–6
21205●ó=24õ+16
212050●(0; 1)
X
21206●–3/4 |sin2α, sinα+cosα=1/2, 0<α<π/6|
2121●1
N
2121●1/sin²α
2121●tg α/2 |cos2α/1+cos2α•cosα/1+cosα|
2121●–4/(2x–1)² |f(x)=2x+1/2x–1|
2121●u=√2x–1 | ∫e√2x–1/√2x–1 dx|
21210●(–1)n π/6+πn; n*z
21210●1/2<m<1 èëè m>5
21210●{1;1/2}
212113122●{1/2,1}
21212●0 |sin²x/1+cosx–cos²x/1+sinx+cos2x/sinx+cosx|
21212●√c+√d/√c–√d
21212●πñ+πd/πc–πd
21212●(-1)ê+1π/12+π/2ê,êεz
21212●–8/25.
212121●1/2å2x–1+x³/3+11/24.
21221227132●12+√21
212121122●1/a+b
2121212●(x²–x–1)(y–z–10)
2121212121211●2m²/m²+1
21212121211●2m²/m²+1
212122454414●4
2121212414341●3/4
212122454434●8
212125●{–1} |õ²+1/õ+õ/õ²+1=–2,5|
212129●1/2; 2
21212931472●1/2
212129872●1/2.
21213●7
212132●1.
212132●1;1
2121327●–1<õ<2
2121327●–1 | 21+log2(x+1)>x•log327 |
21214129872●1/2
212141813●21/220
21215●(-∞;0)U(1;+∞)
2121533425●3,5
212181●0<õ≤√2·;õ>8
2122●=a+b/ a-b
2122●0
2122●16
2122●25/4 {(2 ½)²
212201●y=2x-3
2122200●0.
212220●x=2π(1+2k),k*Z
21222033●3π/4
21221●(1,6; 0,8)
21221●1/2e 2x–1+x³/3+11/24
21221●2(x+1)/(1–x)³
21221111●1–a/√a
212212●12+√84
212212●–1;0
Tg1.
21221227132●12+√84.
21221227152●14+√140.
Äàòà ïóáëèêîâàíèÿ: 2014-11-03; Ïðî÷èòàíî: 254 | Íàðóøåíèå àâòîðñêîãî ïðàâà ñòðàíèöû | Ìû ïîìîæåì â íàïèñàíèè âàøåé ðàáîòû!