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AP and TS EAMCET Engineering Model Paper 10
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© examsnet.com
Question : 52
Total: 160
The equation of the latusrecta of the
9
x
2
+
4
y
2
−
18
x
−
8
y
−
23
=
0
are
y
=
±
√
5
x
=
±
√
5
y
=
1
±
√
5
x
=
−
1
±
√
5
Validate
Solution:
9
(
x
−
1
)
2
+
4
(
y
−
1
)
2
=
23
+
9
+
4
=
36
(
x
−
1
)
2
4
+
(
y
−
1
)
2
9
=
1
e
=
√
9
−
4
9
=
√
5
3
y
−
1
=
±
3
(
√
5
3
)
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