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Racionalize o denominador da equação abaixo: 5 + 3 ²√5 / ²√5

Racionalize o denominador da equação abaixo: 5 + 3 ²√5 / ²√5
asked 43.8k views
1 vote
Racionalize o denominador da equação abaixo:
5 + 3 ²√5 / ²√5

asked
User Ed Orsi
by
7.6k points

1 Answer

2 votes
I hope this helps


\cfrac{5+3 √(5) }{ √(5) } =\cfrac{(5+3 √(5)) √(5) }{ √(5)* √(5) }= \cfrac{5 √(5)+15 }{5} = \cfrac{5 (√(5)+3) }{5} = √(5)+3
answered
User Veda
by
8.5k points
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