drtgb456yahoocom
drtgb456yahoocom
07-08-2017
Mathematics
contestada
Factor x2 + 2x - 15.
Respuesta :
adrianbarone
adrianbarone
07-08-2017
Factor
x2
+
2x
−15
x2
+
2x
−15
=
(
x−3
)
(
x+5
)
Answer Link
kphung76127
kphung76127
07-08-2017
(x+5)(x-3)
Proof:
5-3=2
5*-3=-15
Answer Link
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