y^2-y-20/2y^2-8y-64

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Solution for y^2-y-20/2y^2-8y-64 equation: 


y in (-oo:+oo)

y^2-((20/2)*y^2)-y-(8*y)-64 = 0

y^2-10*y^2-y-8*y-64 = 0

-9*y^2-9*y-64 = 0

DELTA = (-9)^2-(-64*(-9)*4)

DELTA = -2223

DELTA < 0

y belongs to the empty set

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