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h=a-1
wiec
a-1=a/2·√3
2a-2=a√3
a(2-√3)=2
a=2/(2-√3)=2(2+√3)=4+2√3
√1<√3<√4⇒1<√3<2
4+2x<7,5 gdzie x=√3
2x<3,5
x<1,75
x²<3,0625
3<3,0625 Prawda