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Jawaban nya kayak gitu jadi angka sama angka nah yang bil x sama bil xBahasan : Persamaan Nilai Mutlak
Jawaban : x = 4 atau x = - 1
Langkah - langkah :
|f(x)| = a, ⇒ f(x) = a atau f(x) = - a
|2x - 3| = 5
⇒ 2x - 3 = 5
2x = 8
x = 4
⇒ 2x - 3 = - 5
2x = - 5 + 3
2x = - 2
x = - 1