4
a) (pierw 7 + 1 ) do 2
b) (pierw z 5 - 3) do 2
c) (6 - pierw z 3 ) do 2
d) (pierw z 3 + pierw 2 ) do 2
e) (pierw z 6 + pierw 15) do 2
f) ( w ułamku na górze pierw z 2 a na dole 2 - pierw z 6) do 2
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a) (√7 + 1 )²=7+2√7+1=8+2√7
b) (√5 - 3)²=5-6√5+9=14-6√5
c) (6 - √ 3 )²=36-12√3+3=39-12√3
d) (√3 + √2 )²=3+2√6+2=5+2√6
e) (√6 + √15)²=6+2√90+15=21+6√10
f) (√ 2 /2 - √6)²=½+6√2-6=-5½+6√2