A Minimum by AM–GM
Difficulty: Medium · Topics: Algebra, Inequalities, AM-GM
O‘rta arifmetik va o‘rta geometrik orqali eng kichik qiymat
x, y, z are positive real numbers with xyz=5. Find the minimum value of
2x^2y+4y^2z+xz^2.
x, y, z — musbat haqiqiy sonlar va xyz=5. Quyidagi ifodaning eng kichik qiymatini toping:
2x^2y+4y^2z+xz^2.