C=40n+260/n

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Solution for C=40n+260/n equation: 



=40C+260/C

We move all terms to the left:

-(40C+260/C)=0



Domain of the equation: C)!=0

C!=0/1

C!=0

C∈R



We add all the numbers together, and all the variables

-(+40C+260/C)=0

We get rid of parentheses

-40C-260/C=0

We multiply all the terms by the denominator


-40C*C-260=0

Wy multiply elements

-40C^2-260=0

a = -40; b = 0; c = -260;
Δ = b2-4ac
Δ = 02-4·(-40)·(-260)
Δ = -41600
Delta is less than zero, so there is no solution for the equation

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