Question

resolva baskara x²+3x-4=0

Answer 1

Resposta:

x' = 1 x" = -4

Explicação passo-a-passo:

delta = b2 - 4ac

delta = 9 + 16

raiz de delta = 5

x' = -b + 5

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2

x' = 1

x" = -b -5

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2

x" = -4