SOLUTION: Determine the number that will complete the square x^2+2/7x+? Answer is one of these: 1/49 - 2/49 - 4/49 - 1/7

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: Determine the number that will complete the square x^2+2/7x+? Answer is one of these: 1/49 - 2/49 - 4/49 - 1/7      Log On


   



Question 779344: Determine the number that will complete the square
x^2+2/7x+?
Answer is one of these: 1/49 - 2/49 - 4/49 - 1/7

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Determine the number that will complete the square
x^2+2/7x+?
-----
Divde the coefficient of "x" by 2 to get 1/7
Square the result to get 1/49
-----
Cheers,
Stan H.
============
Answer is one of these: 1/49 - 2/49 - 4/49 - 1/7