Answer:
x
2
+
2
x
−
8
=
0
The equation is of the form
a
x
2
+
b
x
+
c
=
0
where:
a
=
1
,
b
=
2
,
c
=
−
8
The Discriminant is given by:
Δ
=
b
2
−
4
⋅
a
⋅
c
=
(
2
)
2
−
(
4
⋅
1
⋅
(
−
8
)
)
=
4
+
32
=
36
The solutions are found using the formula
x
=
−
b
±
√
Δ
2
⋅
a
x
=
(
−
2
)
±
√
36
)
2
⋅
1
=
(
−
2
±
6
)
2
x
=
−
2
+
6
2
=
4
2
=
2
,
x
=
2
Step-by-step explanation:
pa follow:))
