Comments by "Fhf Fhf" (@fhffhff) on "ВЫХОД ЕСТЬ!" channel.

  1. Никакая эта пропаганда.
    1
  2. X¹⁰-2525x⁵+1=0 x=((2525±551√21)/2)¹/⁵ 2525¹/⁵=4,.. √733/2-25/4=a× ((2525+551√21)/2)⁴/⁵/((2525+551 √21)/2)⁸/⁵+1)
    1
  3. [х+1/2]=1/2х⁶-[х] 1/2х⁶єZ x:2,x=2n [2n+1/2]=1/2(2n)⁶-[2n] 2n-32n⁶+2n=0, 32n(n⁵-1/8)=0, n=0, n=1/8^(0,2) {x}є[0;0,5) 2[х]-0,5х⁶=0,≤2х-0,5х⁶,>2(х-1)-0, 5х⁶ {-0,5х(х⁵-4)≥0,*+*4⁰,²->х-0,5х⁶-2х-2<0;{хє(-∞;0]U[4⁰,²;+∞),x⁶+4x+4>0;{хє(-∞;0]U[4⁰,²;+∞),xєR, xє[m;m+0,5)U[4⁰,²;1,5)U[m;m+0,5),х=4^(1/6) 6х⁵+4=0,х=(-4/6)^(1/5)=-(2/3)⁰,² 2/3(2/3) ⁰,²-4*(2/3)⁰,²+4=-3 1/3(2/3)⁰,²+4>0
    1
  4. -cosx-x-tg(x/2-π/4)+c
    1
  5. {x=2±√(1/3y²-4/3y+1/3),10/3y²-13 1/3y+ 3 1/3=0;y=2±√3 x=2 (2;2±√3)
    1
  6. 1+2^х+2^(2х+1)=у², х,уєZ [у>1, у<-1; (1+2^х*0,5)²+2^(2х)*1,75=у², х<0, ((2^(-х)+0,5)²+1,75)/2^(-2х)\>1, при х=0, 4=у², у=±2, ((2^(-х)+0,5)²+1,75)/2^(-2х) будет равняться (1;4), а на этом промежутке квадратов целых чисел нет. х=1, 1+2+ 2³=11, у=+√11, х=2, 1+2²+2⁵=5+32=37, у= ±√37, х=3, 1+2³+2⁷=9+128=137, у=±√137, 1+2^х+2^(2х+1)-1-2^х1-2^(2х1+1)=у²-у1²>0, 2^х1(2^(х-х1)+2^(2х+1-х1)-1-2^(х1+1)) =(у-у1)(у+у1),:/2,:4, х1≥2, потому что скобка не кратна 2, а значит взаимно проста со степенью, НОД(у1,(у-у1)/2)=1, иначе решений нет. 1+2+8=11 равноостаточно с простым числом, а квадрат целого числа не может давать остаток как у 11 при делении на простое число:11:3=3(ост.2)х=3, 0^2=0,1²=1,2²==1, короче говоря, при х>0 решений нет.
    1
  7. (a-1 1/62b)³-375/62²b²(a-1 1/62b)-787 5/62²/31b³=0 a-1 1/62b=5((126+√(126 ²-125))¹/³+(126-√(126²-125))¹/³)/62b D>0 a=(63+5(126+√(126²-125))¹/³+(126-√(1 26²-125))¹/³)/62b
    1
  8. ∆p≥0,5*10^-25кг*м/с
    1
  9. y=-ax+a³,x+ay=1,x-a²x+a⁴=1,x=(-a⁴+1)/(-a²+1)=a²+1,a≠±1,y=-a
    1
  10. x=rcost,y=rsint x=a^tcost,y=a^tsint
    1
  11. (x-y)(x+y+1)(x+y+2)✓
    1
  12. n=1,m=21,n=3,m=20,
    1
  13. limn->∞(e)=e (-e;e) En=0;∞(-e)^n/(2*e^n+3) 0 сходится, En=0;∞e^n/(2*e^ n+3) расходится Хэ(-е;е]
    1
  14. (x+1)e^-x+x^2/2-1=0 x=0(-e^-x+1)x=0 x=0+*0+>x htitybt vj;tn ,snm njkmrj1/ Gj'njve lheub[ htitybq ytn/
    1
  15. 9(x²-2/3x+1)(x²+2/3x+1)
    1
  16. (√x+x^-0,25)⁹=x⁴,⁵+9√x⁸x^-0,25+9!/2!/7!√x⁷x^-0,5+9!/3!/6!√x⁶x^-0,75+9!/4!/5!√x⁵x^-1+9!/5!/4!√x⁴x^-1,25+9!/6!/3!√x³x^- 1,5+9!/7!/2!√x²x^-1,75+9√xx^-2+x^-2,25 =x⁴,⁵+9x^3,75+36x^3+84x^2,25+126x¹,⁵+126x^0,75+84+36x^-0,75+9x^-1,5+x^-2,25
    1
  17. E^(x/2)-+x=0 e^(x/2)*0,5-+1=0 x=2ln2;×-*+>x min=2-2ln2>0 -2W(-0,5)×;..×=x x=-2W(0,5)
    1
  18. 15/16
    1
  19. $(1/cos²x+1/cosx)dx=tgx+ln|tg(π/4-x/2)|+c
    1
  20. (x-3)(x-5/3)=0 x=3;5/3✓
    1
  21. X=8n+..,y=-37n+..,8(y+5x)=1+3x,{y+5x=-1,x=-3;(-3;14){8n-3;-37n+14}
    1
  22. 0,33*1,16=0,3828 -61,72%
    1
  23. X¹/²+y¹/²=1 y=(1-√x)² $(0;1)(1-2√x+ x)dx=x-2x¹,⁵/1,5+x²/2(0;1)=1/6 L=$(0;1)2√2√(0,25+(x⁰,⁵-0,5)²)dx⁰,⁵= 2√2(0,5(x⁰,⁵-0,5)√(0,25+(x⁰,⁵-0,5)²)+ 0,125ln|x⁰,⁵-0,5+√((x⁰,⁵-0,5)²+0,25)|)(0;1)=1+0,5√2ln(√2+1)
    1
  24. (3x-arccos-0,5)()/()
    1
  25. nln3+ln2-ln((n+1)(n+2))=°
    1
  26. (n+1)^-n((n+1)^(n-1)+(n-1)^(n-2)n+..+n^(n- 1))^-n*n^(n²+n) limn->∞(1/(e-1)/(n-1) e²*e^2n)=∞
    1
  27. (5/12)/(5/4)=1/3✓
    1
  28. $e^axcosbxdx=e^ax(b1sinbx+b2cosbx)+c =e^ax(1/(b+a²/b)sinbx+a/b/(b+a²/b)cosb x)+c ae^ax(b1sinbx+b2cosbx)+e^ax(b1bcosbx -bb2sinbx)=e^axcosbx,{ab1-bb2=0,ab2 +bb1=1;{ab1-bb2=0,b2=a/b/(b+a²/b);{b1=1/(b+a²/b),b2=a/b/(b+a²/b).
    1
  29. $(-2;2)(x⁴-4x²)dx=x⁵/5-4x³/3|(-2;2)=32/5- 4/3*8-(-32/5-4/3*-8)=-4 4/15+32/5-32/3 =0
    1
  30. у=а/2(е^(х/а)+е^(-х/а)) y=-a/2(e^(x 1/a)+e^(-x1/a))+AB y=-a1/2(e^(x1/1a)+e^(-x1/a1))+AB 1/(e^(x1/a)-2+e^(-x1/a))(e^(x1/a1)- 2+e^(-x1/a1))(e^(X/a)+e^(-X/a)-e^(x 1/a)-e^(-x1/a))=e^(X/a1)+e^(-X/a1)- e^(x1/a1)-e^(-x1/a1),a=a1/(e^(0, x1/a)-e^(-0,5x1/a))²(e^(0,5x1/a1)- e^(-0,5x1/a1))² a/2(e^(x/a)+e^(-x/a))-a/2(e^(x1/a)+e^(-x1/a))+AB?
    1
  31. a=2/3¹/⁴(cm) a1√7=2/3¹/⁴ a1=2/√7/3¹/⁴(cm) arcsin(√3/√7),60°-arc sin(√3/√7) S∆=1/√7√(1/7)=1/7 (cm²)
    1
  32. log(2)²(ax)+log²(2)((1-a)/x) x наименьшее, а максимально {ax>0,(1-a)/x>0;[{a≥1,x>0,x<0;{aє[0;1) х>0,х>0;{а<0,х<0,х>0;[0/,ає[0;1)х>0,0/;[ає[0;1)х>0 2log(2)(ax)*1/(ax)*a+2log(2)((1-a)/x)*1/((1-a)/x)*(1-a)*-x^(-2)=2log(2)(ax)/x-2l og(2)((1-a)/x)x^-1=0, log(2)(ax/((1-a)/x)) =0,ax/(1-a)*x=1, x²=(1-a)/a, x=±√((1-a)/a) -+>x min log(2)²(a√((1-a)/a))+log²(2)((1-a)/√((1-a)/a))=0,25log(2)²((1-a)a) +0,25log(2)²((1-a)a)=0,5log(2)²((1-a)a) 0,5*2log(2)(a-a²)*1/(a-a²)*(1-2a)=0, [log(2)(a-a²)=0,1-2a=0; [a-a²=1,a=1/2; -a²+a-1=0,a=(-1±√(1-4-1*-1))/-2[a=0,5±√-3/2 0/, +*->a {0,5}
    1
  33. x=e^W(ln100)
    1
  34. f(x)'=f²(x)+c (-1)^(n+1)n!(x+c1)^(-1 n)=n(-1)^n(x+c1)^-n*-(n-1)!(x+c1)-¹ × √c*tg(x√c+c1)^(n)=c²cos-⁴(x√c+c 1)(-2cos(2x√c+2c1)+4)=3√c³tg²(x√ c+c1)*√ccos-²(x√c+c1)√c× f(x)=-2√(-c)/(e^(2√(-c)x)c1-1)-√(-c) f(x)^(n)=-2^n?*n!(-c)^(1/2+n/2)(e^(2 √(-c)x)c1-1)^(-1-n)e^(2√(-c)x)c1=n(-√(-c)^(n-1)(2(e^(2√(-c)x)c1-1)-¹+1)^ (n-1)*2√(-c)(e^(2√-c*x)c1-1)-²e^(2√ c*x)c1,c=0,f(x)=0
    1
  35. $(0!4)sin(π/2[x])dx=1*1+1*-1=0 $(2012;2015)sin(π/2[x])dx=1
    1
  36. 4:3,7:6 28:24:21
    1
  37. √(x²+4)√(x²+9)=5x≥0 x⁴-12x²+36=0 x²=6 x=±√6{√6}
    1
  38. 6*8/2=24
    1
  39. mV-¹=1000Mn=4165(g/ml)B)
    1
  40. arcsincosx=cosarcsin(x-a)≤π/2,-π/2 arcsinsin(π/2-x)=sin(π/2-arcsin(x-a)) [{π/2-x=√(1-(x-a)²),π/2-x≤π/2,≥-π/2,arcsin(x a)є[-π/2+2πn;π/2+2πn];{π/2-x=-√(1-(x-a)²),π/2-x≤π/2,≥-π/2,arcsin(x -a)є[π/2+2πn;3π/2+2πn];{π-(π/2-x)=√(1-(x-a)²),π/2-x≥π/2,≤π,arcsin(x -a)є[-π/2+2πn;π/2+2πn];{π/2+x=-√(1-(x-a)²),π/2-x≥π/2,≤π,arcsin(x -a)є[π/2+2πn;3π/2+2πn];[{π²/4-πx+x²=1-(x-a)²,x≥0,≤π,arcsin(x-a)є[-π/2;π/2];{π²/4-πx+x²=1-(x-a)²,x≥0,≤π,arcsin(x-a)=π/2;{(π/2+x)²=1-(x-a)²,x≤0,≤-π/2,arcsin(x -a)є[-π/2;π/2];{(π/2+x)²=1-(x-a)²,x≤0,≥-π/2,arcsin(x-a)=π/2;[{x=(π+2a±√(π²+4aπ+4a²-2π²+8-8a²))/4π²/4,x≥0,≤π,x-aє[-1;1];{x=(π+2a±√((π+2a)²-4*2(π²/4-1+a²)))/4,x≥0,≤π,x-a=1;{x=(-π+2a±√((π-2a)²-4*2(π²/4-1-a²)))/4,x≤-π/2,x -aє[-1;1];{(π/2+x)²=0,x≤0,≥-π/2,x-a=1;[{x=0,25π+0,5a±√(-(π-2a)²+8)/4,x≥0,≤π,xє[a-1;a+1];{a+1=π/4+0,5a±√(-π²+4πa-4a²+8)/4,x≥0,≤π,x=a+1;{x=-π/4+0,5a±√(-π²-4πa+8+12a²)/4,x≤-π/2,xє[a-1;a+1];{x=-π/2,x≤0,≥-π/2,x=a+1;[{x=0,25π+0,5a±√(-(π-2a)²+8)/4,π-2a≤√8,π-2a≥-√8;aє[-1;1+π],xє[0;π]xє[a-1;a+1];{(0,5a+1-π/4)²=(-π²+4πa-4a²+8)/16,x≥0,≤π,x=a+1;{x=-π/4+0,5a±√(-π²-4πa+8+12a²)/4,(a-(4π+√(16π²-4*12(-π²+8)))/24)(a-(π/6-√(16π²+48π²-364)/4)≥0,+**+>а a≤1-π/2,x≤-π/2,xє[a-1;a+1];{x=-π/2,a=-π/2-1; {x=0,25π+0,5a±√(-(π-2a)²+8)/4,a≥0,5π-√2,a≤0,5π+√2,aє[-1;1+π],xє[0;π]xє[a-1;a+1];ає[0,5π-√2;0,5π+√2]ає[0,339;0,512] хє[1,339] [ає[0,339;0,512] хє[1,339],ає[π/6-√(4π²-22,75);1-π/2]x=-π/4+0,5a±√(-π²-4πa+8+12a²)/4,x≤-π/2,xє[a-1;a+1],а⁴-2πа³-(-1,5π²+4,25)а²+-(2+0,5π³-4,5π)а-17/16π²+π/2+π⁴/16+3=0, ає[-1;π-1]x≥0,≤π,x=a+1;х=-π/2,а=-π/2-1;[ає[π/6-√(4π²-22,75);1-π/2]U{-π/2-1}U[0,339;0,512],{a=2,26..,a=0,06,a=0,33,a =3,62>2,14.. aє[-1;π-1] ає[π/6-√(4π²-22,75);1-π/2]U{0,06}U{0,33}U[0,339;0,512],
    1
  41. cos(π/4+2x)=(2sin²(π/4+2x)+√2sin(2x+π/4)-1)/6/sin(π/4+2x) 0=(sin²(π/4+2x)+0,05 √2sin(π/4+2x)-0,4775)²-0,00225√2sin(π/4 +2x)+1/40-0,4775²
    1
  42. S=6,25arcsin(√5/5)-2,5
    1
  43. X=1+(3-e)/(e+2),x=-2+e^-2/(-e^-2+4)
    1
  44. F(2x)=f(x)^lnf(2) f(2^n)=f(1)^ln^nf(2) f(x)=f(1)^x^logf(2)lnf(2),f(2)(1;∞)
    1
  45. Y(x)=x²/2+$(2;x)-ty(t)dt y'=x-xy y'+xy=x y=ce^(-x²/2)+e^(x²/2) 2e^(x²/2)-x²/2=-ce^-2+e²,c=e⁴ y=e⁴e^(-x²/2)+e^(x²/2)
    1
  46. x²-290x=289√x x⁰,⁵(x¹,⁵-290x⁰,⁵-289)=0[x= 0,x⁰,⁵=(289/2+√(144,5²+(-290)³/27))^(1/3) +(289/2-√(-71'493'289,75)/9)^(1/3)=2√(2 90/3)cos(1/3arccos(867/168200√870)+ 2πn/3);✓,-..,-.. [x=0,x=1160/3cos²(1/3arcc os(867/168200√870)).[√(x-x⁰,⁵)=0,√(x-x⁰,⁵) =√(1160/3cos²(1/3arccos(867/168200√ 870))-2√(290/3)cos(1/3arccos(867/1682 00√870)))=18 2/3...16,.. .
    1
  47. AB=(6+x)sina±√(4²-(6+x)²cos²a) ((6+x)sina-√(16-(6+x)²cos²a))/sin?=4/sina ?=arcsin(((6+x)sina-√(16-(6+x)²cos² a))sina/4) /_1=180°-2a-arcsin(((6+x)sina- √(16-(6+x)²cos²a))sina/4) x=-6+8√((1-sin2a)/(6,5-6sin2a-0,5cos4a+ 2cos2a-sin4a)), a[π/4; 1,25π] (-72sin2a+ 72)(1+9cos2a+3(cos2a +1)x+x²(cos2a+ 1))+(2-cos²2a)x⁴+(27-12sin2a-3cos²2a+ 12(1-cos2a-sin2a)(1+cos2a))x³+(-4,5cos 4a+180sin2a+8cos2a+316,5-18sin4a)x²+((24-12sin2a)(-36sin2a+88)+12(1-cos2a- sin2a)(1+9cos2a))x+(-36sin2a+88)²=36x²
    1
  48. En=0;∞(0 a;-a 0)^n/n! (0 a;-a 0)²=-a²(1 0;0 1) (cosa sina;-sina cosa)✓
    1
  49. {x[-1;1],y[-1;1],(x-a)²+(y-a)²≤|a|;a[-2;2]
    1
  50. (x+2y)²-y²+z²=9-98²+102²=809
    1