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jhonanthancpaul
@jhonanthancpaul
August 2022
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Um número real x é tal que (Raiz quadrada) x + 2 = 5 , determine o valor de x.
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LeônidasCSetti
[raiz(x+2)]²=5²
x+2 = 5
x= 5-2
x=3
1 votes
Thanks 1
anakarinafv
X+2=5
você tem que isolar o x, logo
x=5-2 (pois quando um número sai de antes ou depois da igualdade muda o sinal)
x=3
0 votes
Thanks 1
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Lista de comentários
x+2 = 5
x= 5-2
x=3
você tem que isolar o x, logo
x=5-2 (pois quando um número sai de antes ou depois da igualdade muda o sinal)
x=3