Look at the picture. What do you know about Pancake Day? What is a pancake race? Read the text and answer these questions

Y`(x)=(12-2x)/2√(-6+12x-x²)=(6-x)/√(-6+12x-x²)=0
x=6
   +        _

       6
     max
y(6)=√(-6+72-36)=√30
(6;√30)-точка максимума