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Kenny1337
a fost răspuns

Efectati:
A) (√3-√5)² =
B) (2√7+1)² =
C) (3-√7)² =
D) (3√2+2√5)² =

Răspuns :

Renatemambouko
A) (√3-√5)² = 3-2√15+5=8-2√15
B) (2√7+1)² =28+4√7+1=29+4√7
C) (3-√7)² =9-6√7+7=16-6√7
D) (3√2+2√5)² =18+12√10+20=38+12√10

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