SOLUTION: 9U^2-85U+196=0 CAN SOMEONE EXPLAIN TO ME HOW TO COMPLETE THE SQUARE. I THOUGHT THAT YOU TOOK HALF OF -85 AND SQUARE IT BUT ITS NOT WORKING OUT. THE ANSWER THAT I GOT FROM ANOTH

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: 9U^2-85U+196=0 CAN SOMEONE EXPLAIN TO ME HOW TO COMPLETE THE SQUARE. I THOUGHT THAT YOU TOOK HALF OF -85 AND SQUARE IT BUT ITS NOT WORKING OUT. THE ANSWER THAT I GOT FROM ANOTH      Log On


   

Question 659608: 9U^2-85U+196=0
CAN SOMEONE EXPLAIN TO ME HOW TO COMPLETE THE SQUARE. I THOUGHT THAT YOU TOOK HALF OF -85 AND SQUARE IT BUT ITS NOT WORKING OUT. THE ANSWER THAT I GOT FROM ANOTHER TUTOR IS
9U^2-85U+(85/6)^2
WHERE DID THE 6 COME FROM?????

9U^2-85U+196=0 (ORIGINAL PROBLEM)
COMPLETE THE SQUARE
Answer by lynnlo(4176) About Me  (Show Source):