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BrunaBarrosbw17
@BrunaBarrosbw17
December 2019
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Alguem me ajuda a resolver essa? (x+2)²
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JOHN282000
(x+2)^2=x^2+2*x*2+2^2
Δ=16-4*1*4
Δ=16-16
Δ=0
x=-b + ou menos - /2a
x=-4/2
x=-2
1 votes
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BrunaBarrosbw17
muito obrigado❤
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Δ=16-4*1*4
Δ=16-16
Δ=0
x=-b + ou menos - /2a
x=-4/2
x=-2