y=2x^2-3mx+1
jeśli funkcja ma jedno mz, delta musi wynosić 0
3^2 m-4*2=0
9 m-8=0
9 m = 8 /:9
m= 8/9
y = 2 x^2 - 3m x + 1
delta = ( - 3m)^2 - 4*2*1 = 9 m^2 - 8 = 0
9 m^2 = 8
m^2 = 8/9
m = - p( 8/9) lun m = p( 8/9)
m = - 2 p(2)/3 = ( -2/3) p(2) lub m = ( 2/3) p(2)
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p(2) - pierwiastek kwadratowy z 2
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y=2x^2-3mx+1
jeśli funkcja ma jedno mz, delta musi wynosić 0
3^2 m-4*2=0
9 m-8=0
9 m = 8 /:9
m= 8/9
y = 2 x^2 - 3m x + 1
delta = ( - 3m)^2 - 4*2*1 = 9 m^2 - 8 = 0
9 m^2 = 8
m^2 = 8/9
m = - p( 8/9) lun m = p( 8/9)
m = - 2 p(2)/3 = ( -2/3) p(2) lub m = ( 2/3) p(2)
=============================================
p(2) - pierwiastek kwadratowy z 2