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Ludmila1975
a fost răspuns

va rog mult ajutati-ma dau coroana :)
efectuati:
a) (√3-√5)²,b) (√2+1)², c) (3-√7)², d)(3√2+2√5)²
e)(2-√3)², f) (√2-√3)² g)(3√5+1)², j) (2+√3)²

Răspuns :

Renatemambouko
a) (√3-√5)²3-2√15+5=8-2√15
b) (√2+1)²=2+2√2+1=3+2√2
c) (3-√7)²=9-6√7+7=16-6√7
d)(3√2+2√5)²=18+12√10+20=38+12√10
e)(2-√3)²=4-4√3+3=7-4√3
f) (√2-√3)²=2-2√6+3=5-2√6
g)(3√5+1)²=45+6√5+1=46+6√5
 j) (2+√3)² =4+4√3+3=7+4√3



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