Solve the quadratic equation
x square +2√2x+2=0
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Answer:
For any quadratic equation of the form
XXXX
a
x
2
+
b
x
+
c
=
0
the solutions are given by the formula
XXXX
x
=
−
b
±
√
b
2
−
4
a
c
2
a
Given
x
2
−
2
x
−
2
=
0
a
=
1
XXXX
b
=
−
2
XXXX
c
=
−
2
and the quadratic formula gives
XXXX
x
=
2
±
√
(
−
2
)
2
−
4
(
1
)
(
−
2
)
2
(
1
)
XXXX
XXXX
=
2
±
√
12
2
XXXX
XXXX
=
2
±
2
√
3
2
XXXX
XXXX
=
1
±
√
3
Step-by-step explanation:
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