Respuesta :
Answer
x
2
−
5
x
−
14
=
0
Explanation:
If
(
−
2
)
and
(
7
)
are solutions to a quadratic equation
f
(
x
)
=
0
then
(
x
−
(
−
2
)
)
and
(
x
−
7
)
are factors of
f
(
x
)
and we can write
XXX
f
(
x
)
=
(
x
+
2
)
(
x
−
7
)
=
x
2
−
5
x
−
14