3/4v-7/10v2

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Solution for 3/4v-7/10v2 equation: 


v in (-oo:+oo)

(3/4)*v-((7/10)*v^2) = 0

(-7/10)*v^2+(3/4)*v = 0

3/4*v-7/10*v^2 = 0

DELTA = (3/4)^2-(-7/10*0*4)

DELTA = 9/16

DELTA > 0

v = ((9/16)^(1/2)-3/4)/(-7/10*2) or v = (-(9/16)^(1/2)-3/4)/(-7/10*2)

v = 0 or v = 15/14

v in { 0, 15/14 }

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