Question

Find the geometric mean of 5 and 125.

Answer 1

`the\ geometric\ mean= √(5\cdot125) = √(625) = √(25^2)= 25`

Answer 2

`geometric \ mean \ of \ two \ numbers \ a \ and \ b \ is :\ √(a \cdot b) \\ \\a=5 , \ b = 125 \\ \\ √(5 \cdot 125)=√(625)=√(25 \cdot 25)=25`