solve by using formula : 2x² 3x+1=0
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Answered by
2
Answer:
ans - 3x is the answer of this equation
Answered by
1
The solutions for the equation are:
x
=
3
+
√
17
4
x
=
3
−
√
17
4
Explanation:
2
x
2
−
3
x
−
1
=
0
The equation is of the form
a
x
2
+
b
x
+
c
=
0
where:
a
=
2
,
b
=
−
3
,
c
=
−
1
The Discriminant is given by:
Δ
=
b
2
−
4
⋅
a
⋅
c
=
(
−
3
)
2
−
(
4
⋅
(
2
)
⋅
−
1
)
=
9
+
8
=
17
The solutions are found using the formula
x
=
−
b
±
√
Δ
2
⋅
a
x
=
−
(
−
3
)
±
√
17
2
⋅
2
=
3
±
√
17
4
x
=
3
+
√
17
4
x
=
3
−
√
17
4
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