L=1,v=0.987948,a=9,x=0 ,z=12,L/0.3048×a^y = ((a v) /0.3048*sqrt(5/7)*2/7*(1 (1 x)*sqrt(5/7))/(1 sqrt(5/7)) z*((a v)/1.83)^2*(1 x)*abs(1 x)*5/7)

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