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D( m )
m = 0
m = 0
m = 0
m in (-oo:0) U (0:+oo)
2/m+17 = m/2-7 // - m/2-7
2/m-(m/2)+7+17 = 0
2*m^-1-1/2*m^1+24*m^0 = 0
(24*m^1-1/2*m^2+2*m^0)/(m^1) = 0 // * m^2
m^1*(24*m^1-1/2*m^2+2*m^0) = 0
m^1
(-1/2)*m^2+24*m+2 = 0
(-1/2)*m^2+24*m+2 = 0
DELTA = 24^2-(2*4*(-1/2))
DELTA = 580
DELTA > 0
m = (580^(1/2)-24)/(2*(-1/2)) or m = (-580^(1/2)-24)/(2*(-1/2))
m = 24-(2*145^(1/2)) or m = 24-(-2*145^(1/2))
m in { 24-(2*145^(1/2)), 24-(-2*145^(1/2))}
m in { 24-(2*145^(1/2)), 24-(-2*145^(1/2)) }
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