louantherieu louantherieu
  • 08-02-2024
  • Mathematics
contestada

Résoudre les inéquations suivantes:
a. sin(x) < − √3 2 avec x ∈ [0 ; 2π[
b. 2 cos2(x) − 1 ≤ 0 avec x ∈ ]-π ; π]

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