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(Ensino Médio) Matemática11/15/2024

8. Determine os valores reais de x para que exista: a) log(...

  1. Determine os valores reais de x para que exista:

a) log(1 - x) |x ∈ ℝ| x < 1

b) log(5x - 2) + log(x - 3) |x ∈ ℝ| x > 3

c) log(x² + 4x - 5) |x ∈ ℝ| x < -5 ou x > 1

d) log(50 - 5x - x²) |x ∈ ℝ| -10 < x < 5

  1. Determine os valores reais de x para que exista:

a) log(1 - x)

b) log_3(5x - 2) +log 3 (x-3)

c) log_3(x ^ 2 + 4x - 5)

d) |log(50 - 5x - x)|

Question image: 8. Determine os valores reais de x para que exista:

a) log(1 - x) 
   |x ∈ ℝ|  x < 1

b) log(5x - 2) + log(x - 3) 
   |x ∈ ℝ|  x > 3

c) log(x² + 4x - 5) 
   |x ∈ ℝ|  x < -5 ou x > 1

d) log(50 - 5x - x²) 
   |x ∈ ℝ|  -10 < x < 5
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