i need the answer quickly Give any mathematical example of the equation below in finding the friction factor with the solution example of the equation below with the kolution 0.4 1 4 2-n (n)0.75...

i need the answer quickly

Extracted text: i need the answer quickly Give any mathematical example of the equation below in finding the friction factor with the solution example of the equation below with the kolution 0.4 1 4 2-n (n)0.75 log|Re'f ]- n1.2 ||