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Verified answer
Mapel : MatematikaKelas : VIII SMP
Materi : Pemfaktoran Aljabar
Pembahasan :
3x² + 7x + 2
= 3x² + 6x + x + 2
= 3x(x + 2) + (x + 2)
= (3x + 1)(x + 2)
(3x+1)(x+2) =0
x = -⅓
x = -2