1/5q^2-2q+15=0

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Solution for 1/5q^2-2q+15=0 equation: 


q in (-oo:+oo)

(1/5)*q^2-(2*q)+15 = 0

(1/5)*q^2-2*q+15 = 0

1/5*q^2-2*q+15 = 0

DELTA = (-2)^2-(1/5*4*15)

DELTA = -8

DELTA < 0

q belongs to the empty set

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