x^2-(72/5)x-9=0

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Solution for x^2-(72/5)x-9=0 equation: 



x^2-(72/5)x-9=0



Domain of the equation: 5)x!=0

x!=0/1

x!=0

x∈R



We add all the numbers together, and all the variables

x^2-(+72/5)x-9=0

We multiply parentheses

x^2-72x^2-9=0

We add all the numbers together, and all the variables

-71x^2-9=0

a = -71; b = 0; c = -9;
Δ = b2-4ac
Δ = 02-4·(-71)·(-9)
Δ = -2556
Delta is less than zero, so there is no solution for the equation

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