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Byju's Answer
Standard VIII
Biology
Relation between HCF and LCM of 3 numbers
I. 20 x 2-17 ...
Question
I.
20
x
2
−
17
x
+
3
=
0
II.
20
y
2
−
9
y
+
1
=
0
A
x
>
y
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B
x
<
y
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C
x
≤
y
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D
x
≥
y
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E
x
=
y
or cannot be established
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Solution
The correct option is
C
x
≤
y
(
4
x
−
1
)
(
5
x
−
3
)
=
0
x
=
1
4
,
3
5
(
4
y
−
1
)
(
5
y
−
1
)
=
0
y
=
1
4
,
1
5
3
5
,
1
4
,
1
4
,
1
5
x
≥
y
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