A=3x+100/x

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Solution for A=3x+100/x equation:



=3A+100/A
We move all terms to the left:
-(3A+100/A)=0
Domain of the equation: A)!=0
A!=0/1
A!=0
A∈R
We add all the numbers together, and all the variables
-(+3A+100/A)=0
We get rid of parentheses
-3A-100/A=0
We multiply all the terms by the denominator
-3A*A-100=0
Wy multiply elements
-3A^2-100=0
a = -3; b = 0; c = -100;
Δ = b2-4ac
Δ = 02-4·(-3)·(-100)
Δ = -1200
Delta is less than zero, so there is no solution for the equation

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