Skróć ułamki:
1.2+4√5/2
2.-2+√8/2
3.-5-2√50/5
4.√12-2√27/√3
1.2+4√5/2=2(1+2√5)/2=1+2√5
2.-2+√8/2=(-2+2√2)/2=2(-1+√2)/2=-1+√2
3.-5-2√50/5=(-5-10√2)/5=-5(1+2√2)/5=-1-2√2
4.√12-2√27/√3=(2√3-6√3)/√3=-4√3/√3=-4
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1.2+4√5/2=2(1+2√5)/2=1+2√5
2.-2+√8/2=(-2+2√2)/2=2(-1+√2)/2=-1+√2
3.-5-2√50/5=(-5-10√2)/5=-5(1+2√2)/5=-1-2√2
4.√12-2√27/√3=(2√3-6√3)/√3=-4√3/√3=-4