Answer:
x=80
Step-by-step explanation:
Take the derivative of C(x) using the power rule
C'(x)=4x-320
Set this equal to 0 and solve for x
4x=320
x=80.
Sign analysis shows this to be a minimum because for values larger than 80 C'(x)>0 and for values less than 80 C'(x)<0
Un cilindro tiene dos bordes
Duru’s-1st teacher comment
Oliver’s-3rd teacher comment
Carlos’s-2nd teacher comment
I really hope you get me:)))
Part A equals 5
part B equals 1/2 and 1 hour
part C equals you just have to add all the times together where the dots are