Question

Questão 3
a) x + 3x -- 6 = -8 (R: -1, -2)
b) x2 + x -- 7 = 5 (R: -4,3)
C) 4x2 - X + 1 = x + 3x2 (R: 1)
d) 3x + 5x = -X- 9 + 2x2 (R:-3)
e) 4 + X(X - 4) = x (R: 1,4)
1) x ( x + 3) -- 40 = 0 (R: 5, -8)
g) x + 5x + 6 = 0 (R:-2,-3)
h) x - 7x + 12 = 0 (R:3,4)
i) x + 5x + 4 = 0 (R:-1,-4)​

Answer 1

Resposta:

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Explicação passo-a-passo: