Zadanie 3 ze zdjęcia załączonego do zadania.
a) 1+2√2+2+1-2√2+2=6
b) 3-2√3+1-(4-4√3+3)=3-2√3+1-4+4√3-3=2√3-3
c) 12-6√3+9/4-(12+6√3+9/4)=12-6√3+9/4-12-6√3-9/4=-12√3
d) 16+4√5-4√4-5-(2√5+5-4-2√5)=11-1=10
e) 6+√30-√30-5+6-2√30+5=12-2√30
f) 20-4√50+10-(2√5-20+1-2√5)=30-4√50+19=49-4√50=49-20√2
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a) 1+2√2+2+1-2√2+2=6
b) 3-2√3+1-(4-4√3+3)=3-2√3+1-4+4√3-3=2√3-3
c) 12-6√3+9/4-(12+6√3+9/4)=12-6√3+9/4-12-6√3-9/4=-12√3
d) 16+4√5-4√4-5-(2√5+5-4-2√5)=11-1=10
e) 6+√30-√30-5+6-2√30+5=12-2√30
f) 20-4√50+10-(2√5-20+1-2√5)=30-4√50+19=49-4√50=49-20√2