Question

Calculati media aritmetica si media geometrica a numerelor: x= radical 98 si y= radical 162 .... Va rog sa ma ajutati repede.

Answer 1

x = √98 => x = 7√2
y = √162 => y = 9√2

ma = (x+y)/2 = (7√2 + 9√2)/2 = 16√2 / 2 = 8√2

mg = √x×y = √(7√2 × 9√2) = √63 ×2 = 3 √14