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x in (-oo:+oo)
p^2*((15*p^2*q^3)/5)*q-(45*p^3*q^2)+30*p^4*q = 0
p^2*((15*p^2*q^3)/5)*q-45*p^3*q^2+30*p^4*q = 0
3*p^4*q^4-45*p^3*q^2+30*p^4*q = 0
x naleu017Cy do R
x in (-oo:+oo)
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