三角形不等式の証明: |x+y| |x|+|y| 以下

If y= [x+√(1+x²)]^m. Prove that (x²+1)yn+2 + (2n+1)xyn+1+ (n²-m²)yn= 0

帰納法証明: x^n - y^n は、すべての正の整数 n の因数として x - y を持ちます。

If ` y^(x)=e^(y-x)`, then prove that `(dy)/(dx) = ((1+logy)^(2))/(logy)`

prove that H(XY)=H(X/Y) + H(Y) | unit 5 digital communication | previous year questions

Prove the identity sinh(x+y) = sinh x cosh y + sinh x sinh y. Hyperbolic functions

If y = sin(msin^-1 x) Prove that (1-x2)y2 -xy1+m2y =0 and (1-x2)yn+2 -(2n+1)xyn+1 + (m2-n2)yn=0| 20

Prove that : cot^{-1} (xy +1)/(y - x) + cot^{-1} (yz+1)/(y - z)+ cot^{-1} (zx+ 1)/(z - x) = 0

if y=[log(x+√(x^2+1))]^2 prove that (x^2+1)y2+xy1=0 || Differentiate log⁡(x+√(x^2+1))

Prove that Cov(X,Y)=E(XY)-E(X)E(Y)

if u=y/z+z/x+x/y then Prove that x del u by del x + y del u by del y + z del u by del z = 0 Kolhan

If x^my^n=(x+y)^(m+n) prove that dy/dx=y/x Derivative

x^n の微分証明 | x^n = nx^(n-1) の微分証明

If y^1/m+y^1/m=2x, Prove that (x^2-1)yn+2+(2n+1)xyn+1+(n2-m2)yn=0.

Verify x3+y3=(x+y)(x2-xy+y2) class 9 | Prove x3+y3=(x+y)(x2-xy+y2) | Class 9 Maths Chapter 2

If y=x^n.logx ,prove that yn=n!(logx+1+1/2+1/3+.......+1/n)

If u=f(x/y y/z z/x) prove that xӘu/Әx + yӘu/Әy + zӘu/Әz = 0 PARTIAL DIFFERENTIATION

if u= sin^-1(x/y)+tan^-1(y/x) prove that x del u by del x + y del u / del y equal to 0 || partial di

If y=xlog(x/a+bx) prove that | If y=x log(x/(a+bx)) prove that x^3 (d^2 y)/(dx)^2=(x dy/dx−y)^2

Prove that the function f(x,y)=√(|xy| ) is not differentiable at the point (0,0)but f_x f_y bo...