Important limit formula|| Limit formula||Class11 and Class12 lCS COACHING CENTRE LAHAN 229 подписчиков Скачать
Evaluate: lim y tends to 0 ((x+y)sec(x+y)-xsecx)/y || limit || class11 || Math solution grade 11 || Скачать
Prove that : tan^-1(x) + tan^-1(y) + tan^-1(z) = tan^-1((x + y + z - xyz)/(1 - yz - zx - xy)) Скачать
Prove that the two circles x^2+y^2+2ax+c^2=0 and x^2+y^2+2by +c^2=0 touch if 1/a^2+1/b^2=1/c^2 Скачать
Prove that the straight line y=x+a√2 touches the circle x^2+y^2=a^2 and find it's point of contact Скачать
If (cosA+2cosC)/(cosA+2cosB)=sinB/sinC ,Prove that the triangle is either isoscsles or right-angled Скачать
In any ∆ABC, Prove that:a^3{(sinB)^3-(sinC)^3}+b^3{(sinC)^3-(sinA)^A}+c^3{(sinA)^3-(sinB)^3}=0 Скачать
In any ∆ABC,Prove that (aSin(B-C))/(b^(2)-c^(2))=(bSin(C-A))/(c^(2)-a^(2))=(cSin(A-B))/(a^(2)-b^(2)) Скачать
In any triangle ABC,Prove that: (cos A)/(a)+(a)/(bc)=(cos B)/(b)+(b)/(ca)=(cos C)/(c)+(c)/(ab) Скачать
Prove that :(b^(2)-c^(2))/(a^(2))sin2A+(c^(2)-a^(2))/(b^(2))sin2B+(a^(2)-b^(2))/(c^(2))sin2C=0 Скачать
