Question

Tolong bantu menjawab!!
4p kuadrat - 7p - 2 =.....

Answer 1

4p^2 -7p - 2 dg persamaan umum ax^2 +bx + c
kalikan a dg c = 4x(-2) = -8
cari faktor dri -8 yang jika dijumlah = -7 yaitu -8 dan 1
= 4p^2 + (-8p) + 1p -2
= (4p^2-8p)+(p-2)
= 4p(p-2) +1 (p-2)
= (p-2) (4p+1)