21xy/7x

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Solution for 21xy/7x equation: 


y = 6381*x^2-1478*x+563.01;6381;-1478;563.01

-(((-1478)^2-(4*563.01*6381))/(4*6381))

-(-1478/(2*6381))

6381*0^2-(0*1478)+563.01

y = 6381*x^2-1478*x+563.01;6381;-1478;563.01

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