6/х²-12/х=3 х≠0
6-12х=3х²
х²+4х-2=0
D=16+4=20=(2√5)²
х₁=(-4+2√5)/2=√5-2
х₂=(-4-2√5)/2=-√5-2
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6/х²-12/х=3 х≠0
6-12х=3х²
х²+4х-2=0
D=16+4=20=(2√5)²
х₁=(-4+2√5)/2=√5-2
х₂=(-4-2√5)/2=-√5-2