Answers

2014-09-19T17:15:48+05:30
Differentiate the equation we get
2x-1=0
x=1/2
substitute x=1/2 in equation
then we get 
the max value 6.5
 
0
bt when we put x= 1 or any +ve number then equation's value is greater than 6.5.so hw can u say that 6.5 is max.