# SOLUTION: the answer is 9.8 and 1.2 how did it happen? a^2-11a=12=o =11-sqrt73/2 or 11+sprt73/2 ????????????? sqrt 73 is not an integer Thank you

Algebra ->  Algebra  -> Quadratic Equations and Parabolas -> SOLUTION: the answer is 9.8 and 1.2 how did it happen? a^2-11a=12=o =11-sqrt73/2 or 11+sprt73/2 ????????????? sqrt 73 is not an integer Thank you      Log On

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 Question 47097: the answer is 9.8 and 1.2 how did it happen? a^2-11a=12=o =11-sqrt73/2 or 11+sprt73/2 ????????????? sqrt 73 is not an integer Thank youAnswer by Earlsdon(6294)   (Show Source): You can put this solution on YOUR website!Solve: Using the quadratic formula: or or a = 9.8 or a = 1.2 Rounded to the nearest tenth.