Soal MTK Kelas 7..
( 2x + 5 ) ( 3x + p ) = 6x2 + 8x + q
Hasil dari p + q = ?
( 2x + 5 ) ( 3x + p ) = 6x2 + 8x + q
Hasil dari p + q = ?
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6x² +2xp+15x+5p = 6x² +8x+q
2xp+15x = 8x
p = 8x - 15x/ 2x
p= -7x/2
p = - 3,5x
5p= q
5. 3,5x= q
17,5 x =q