3y=7y ( solve the the following problem by factorization mathod
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3y=7y ( solve the the following problem by factorization mathod
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Answer:
The solutions are
S
=
{
1
,
4
3
}
Explanation:
The quadratic equation is
3
y
2
−
7
y
+
4
=
0
The discriminant is
Δ
=
b
2
−
4
a
c
=
(
−
7
)
2
−
4
⋅
3
⋅
4
=
49
−
48
=
1
As
Δ
>
0
, there are
2
real roots
Therefore,
y
=
−
b
±
√
Δ
2
a
=
−
(
−
7
)
±
√
1
2
⋅
3
=
7
±
1
6
Therefore,
y
1
=
8
6
=
4
3
and
y
2
=
6
6
=
1
The solutions are
S
=
{
1
,
4
3
}
Step-by-step explanation:
like this u can solve hoping it helps u
Answer:
okkkkk
Step-by-step explanation:
3y=7y
3+7=y+y
10= 2y
2y=10
y=10÷2
y=5