solve the equation 2x^2 -5x+3 by using forumla
Answers
Answered by
2
Answer:
Step-by-step explanation:
x
=
2
−
√
22
2
or
x
=
2
+
√
22
2
Explanation:
Quadratic formula gives the solution of quadratic equation
a
x
2
+
b
x
+
c
=
0
as
x
=
−
b
±
√
b
2
−
4
a
c
2
a
.
Hence solution of
2
x
2
+
8
x
−
3
=
0
using the formula is given by
x
=
−
8
±
√
8
2
−
4
×
2
×
(
−
3
)
2
×
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Answered by
0
The answer is x = 3/2 or -1
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Similar questions
=
2
−
√
22
2
or
x
=
2
+
√
22
2
Explanation:
Quadratic formula gives the solution of quadratic equation
a
x
2
+
b
x
+
c
=
0
as
x
=
−
b
±
√
b
2
−
4
a
c
2
a
.
Hence solution of
2
x
2
+
8
x
−
3
=
0
using the formula is given by
x
=
−
8
±
√
8
2
−
4
×
2
×
(
−
3
)
2
×
2
or
x
=
−
8
±
√
64
+
24
4
or
x
=
−
8
±
√
88
4
or
x
=
−
2
±
√
4
×
22
4
=
2
±
2
4
√
22
or
x
=
2
±
√
22
2
i.e.
x
=
2
−
√
22
2
or
x
=
2
+
√
22
2