State triangle inequality.

For any two vectors vecaandvecb , we always have |veca+vecb|le|veca|+|vecb| (triangle inequality).

For any two vectors vecaandvecb , we always have |veca+vecb|le|veca|+|vecb| (triangle inequality).

For any two vectors vecaandvecb , we always have |veca+vecb|le|veca|+|vecb| (triangle inequality).

For any two vectors vec(a) and vec(b) , we always have |vec(a)+vec(b)|le|vec(a)|+|vec(b)| (triangle inequality).

Square root of a complex number, Triangle inequality

Problems based on nth roots of Unity, Triangle - Inequality.

Problems Based on Triangle Inequality