so here put f’(x)=0
x=1 and other roots are complex.
so we will consider x=1
Hence by second derivative test
f’’(x)>0 so it’s a point of minimum.
f” (1) =12(1)-2
At x=1 minimum
So, f (1) =1-1-2(1) +6
Rate this question :
If the sum of theMathematics - Board Papers
A metal box withMathematics - Board Papers
Show that aRD Sharma - Volume 1
Find the local maMathematics - Board Papers
Prove that the seMathematics - Board Papers
Prove that the raMathematics - Board Papers
Prove that the leMathematics - Board Papers