Problèmes fréquents
Rang Matière Problème Problème de formatage
37701 Trouver l'angle de référence -580 degrés -580°
37702 Tracer 5cos(x-53.1) 5cos(x-53.1)
37703 Tracer 5csc(3x-pi/6) 5csc(3x-π6)
37704 Tracer 5 logarithme de bm- logarithme de bn 5log(bm-log(bn))
37705 Tracer cos(2x)=1-3sin(x) cos(2x)=1-3sin(x)
37706 Tracer cos(2x)-cos(4x) cos(2x)-cos(4x)
37707 Tracer cos(2x)cos(x)-sin(2x)sin(x)+0 cos(2x)cos(x)-sin(2x)sin(x)+0
37708 Tracer cos(3x)=-1 cos(3x)=-1
37709 Tracer cos(3x)=4cos(x)^3-3cos(x) cos(3x)=4cos3(x)-3cos(x)
37710 Trouver la valeur exacte arctan((- racine carrée de 3)/3) arctan(-33)
37711 Tracer cos(3x)=0 cos(3x)=0
37712 Tracer cos(3x)cos(5x)=0 cos(3x)cos(5x)=0
37713 Tracer cos(40)-sin(16) cos(40)-sin(16)
37714 Tracer cos(4x)=1.2x-1.5 cos(4x)=1.2x-1.5
37715 Tracer cos(169)cos(71)-sin(169)sin(71) cos(169)cos(71)-sin(169)sin(71)
37716 Tracer cos(2arccos(4/5)) cos(2arccos(45))
37717 Tracer cos(220) cos(220)
37718 Tracer cos(225) cos(225)
37719 Tracer cos(2n+1)*90=0 cos(2n+1)90=0
37720 Tracer cos(2pi-x)=cos(x) cos(2π-x)=cos(x)
37721 Tracer cos(2x)+cos(x-2)=0 cos(2x)+cos(x-2)=0
37722 Tracer cos(2x)=( racine carrée de 2)/2 cos(2x)=22
37723 Tracer cos(2x)=( racine carrée de 3)/2 cos(2x)=32
37724 Tracer arccos(-40/( racine carrée de 1517)) arccos(-401517)
37725 Tracer arccos(18) arccos(18)
37726 Tracer arccot(-20/21) arccot(-2021)
37727 Tracer arccot(4h^2-6) arccot(4h2-6)
37728 Tracer arcos(-1/2) arcos (-12)
37729 Tracer arcsec(3.5) arcsec(3.5)
37730 Tracer arcsin(-0.135) arcsin(-0.135)
37731 Tracer cos(5) cos(5)
37732 Tracer cos(600)*200+cos(50)*140 cos(600)200+cos(50)140
37733 Tracer cos(7)cos(10)-sin(7)sin(10) cos(7)cos(10)-sin(7)sin(10)
37734 Tracer cos(75) cos(75)
37735 Tracer cos(80)cos(35)+sin(80)sin(35) cos(80)cos(35)+sin(80)sin(35)
37736 Tracer cos(8t) cos(8t)
37737 Tracer cos(a)+3sin(a)^2+3cos(a)^2 cos(a)+3sin2(a)+3cos2(a)
37738 Tracer cos(a+b)*sin(a-b)=sin(a)*cos(a)-sin(b)*cos(b) cos(a+b)sin(a-b)=sin(a)cos(a)-sin(b)cos(b)
37739 Tracer cos(a+b)=(15/17)((- racine carrée de 40)/7)+8/17(-3/7) cos(a+b)=(1517)(-407)+817(-37)
37740 Tracer cos(a-b)=16/65 cos(a-b)=1665
37741 Tracer cos(arcsin(1/2))-arccos(1) cos(arcsin(12))-arccos(1)
37742 Tracer cos(t)=--2/9 cos(t)=--29
37743 Tracer cos(x)<0 cos(x)<0
37744 Simplifier (1-cos(theta))/(1+cos(theta)) 1-cos(θ)1+cos(θ)
37745 Tracer cos(x)cos(3x)+sin(-x)sin(3x) cos(x)cos(3x)+sin(-x)sin(3x)
37746 Tracer cos(x)tan(x) cos(x)tan(x)
37747 Tracer cos(x-pi/18) cos(x-π18)
37748 Tracer cos(x-pi/9) cos(x-π9)
37749 Tracer cos(x+(3pi)/2) cos(x+3π2)
37750 Tracer cos(x+pi/2)=cos(pi/6) cos(x+π2)=cos(π6)
37751 Tracer cos(x+y)cos(x-y) cos(x+y)cos(x-y)
37752 Tracer arcsin(3/5) arcsin(35)
37753 Tracer arcsin(0.63) arcsin(0.63)
37754 Tracer arcsin(10) arcsin(10)
37755 Tracer arcsin(3x+9) arcsin(3x+9)
37756 Tracer arcsin(x)=arctan(60/11) arcsin(x)=arctan(6011)
37757 Tracer arctan(-0.4/-0.808) arctan(-0.4-0.808)
37758 Tracer arctan(-2/-1) arctan(-2-1)
37759 Tracer arctan( racine carrée de x+1) arctan(x+1)
37760 Tracer arctan(n)(k) arctan(n)(k)
37761 Tracer b=arccos(-1.4372) b=arccos(-1.4372)
37762 Tracer b=(csin(b))/(sin(c))=(3.1sin(50))/(sin(55)) b=csin(b)sin(c)=3.1sin(50)sin(55)
37763 Tracer C(x)=0.4x^2-3.68x+9.524 C(x)=0.4x2-3.68x+9.524
37764 Tracer 90*11/( racine carrée de 221) 9011221
37765 Tracer 90<x<180 90<x<180
37766 Tracer 99 degrés 99°
37767 Tracer 9cot(5)f logarithme népérien de arcsin(arccos(arctan(sec(h(csc(cot(10)^5))))))(x)y^2-25 9cot(5)fln(arcsin(arccos(arctan(sech(csc(cot5(10)))))))(x)y2-25
37768 Tracer 9sec(x-pi/2) 9sec(x-π2)
37769 Tracer 9sin(x)-5cos(x)=2.4 9sin(x)-5cos(x)=2.4
37770 Tracer a(t)=P(1+r/n)^(nt) a(t)=P(1+rn)nt
37771 Tracer a(n)=(1/3)^n a(n)=(13)n
37772 Tracer a(n)=n^2-n a(n)=n2-n
37773 Tracer a(n)=-11+7n a(n)=-11+7n
37774 Tracer a(n)=7n-4 a(n)=7n-4
37775 Tracer a=260 a=260
37776 Tracer A=-270 A=-270
37777 Tracer a=5i+3j a=5i+3j
37778 Tracer An=3n+2
37779 Tracer arccos((-5 racine carrée de 2)/2) arccos(-522)
37780 Tracer arccos(1/(1.4789i)) arccos(11.4789i)
37781 Tracer cos(( racine carrée de 7)/4) cos(74)
37782 Tracer cos(1/2*arccos(x)) cos(12arccos(x))
37783 Tracer cos(1/3+( racine carrée de 15)/4) cos(13+154)
37784 Tracer cos((11pi)/12)cos((2pi)/3)+sin((11pi)/12)sin((2pi)/3) cos(11π12)cos(2π3)+sin(11π12)sin(2π3)
37785 Tracer cos((13pi)/28)cos((2pi)/7)-sin((13pi)/28)sin((2pi)/7) cos(13π28)cos(2π7)-sin(13π28)sin(2π7)
37786 Tracer cos((31pi)/36)cos(pi/36)+sin((31pi)/36)sin(pi/36) cos(31π36)cos(π36)+sin(31π36)sin(π36)
37787 Tracer cos((3pi)/8) cos(3π8)
37788 Tracer cos((5x)/2)-cos((15x)/2) cos(5x2)-cos(15x2)
37789 Tracer cos(7/25) cos(725)
37790 Tracer cos(7/4)pi+sin(7/4)pi cos(74)π+sin(74)π
37791 Tracer cos((7pi)/2) cos(7π2)
37792 Tracer cos(pi/9)x^-1 cos(π9)x-1
37793 Tracer cos(arctan(5/12)) cos(arctan(512))
37794 Tracer cos(x/30) cos(x30)
37795 Tracer cos(0.450) cos(0.45)
37796 Tracer cos(1) cos(1)
37797 Tracer cos(115)-cos(25)+sin(115)-sin(25) cos(115)-cos(25)+sin(115)-sin(25)
37798 Tracer cos(132) cos(132)
37799 Tracer cos(-135) cos(-135)
37800 Tracer cos(x)=-( racine carrée de 6)/4 cos(x)=-64
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