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Verified answer
Materi : Nilai MutlakBahasan : Pertidaksamaan Nilai Mutlak
Jawaban :
HP = {x | x < - 1/2 ∨ x > 1, x ∈ R}
Langkah - langkah :
|f(x)| > a, maka f(x) > a atau f(x) < - a
|4x - 1| + 3 > 6
|4x - 1| > 3
4x - 1 > 3
4x > 4
x > 1
4x - 1 < - 3
4x < - 2
x < - 2/4
x < - 1/2
HP = {x | x < - 1/2 ∨ x > 1, x ∈ R}