Post a New Question


posted by .

Find the geometric mean between 7 and 21

I do not have a clue where to start the equation given was
so (mean)(mean)=(extreme)(extreme)

help please

  • geometry -

    let the geometric mean be x
    then x/7 = 21/x
    x^2 = 147
    x = ± √147

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions

Post a New Question