Is 3x^2 - 2√x + 8 =0 a quadratic equation ?
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Algebra Examples
Popular Problems Algebra Solve Using the Quadratic Formula 3x^2-2x-8=0
3
x
2
−
2
x
−
8
=
0
Use the quadratic formula to find the solutions.
−
b
±
√
b
2
−
4
(
a
c
)
2
a
Substitute the values
a
=
3
,
b
=
−
2
, and
c
=
−
8
into the quadratic formula and solve for
x
.
2
±
√
(
−
2
)
2
−
4
⋅
(
3
⋅
−
8
)
2
⋅
3
Simplify.
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x
=
1
±
5
3
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