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Mathematics
Problem
For the hyperbola
x
2
25
−
y
2
9
=
1
\dfrac{x^{2}}{25}-\dfrac{y^{2}}{9}=1
25
x
2
−
9
y
2
=
1
, the coordinates of its foci are a)
(
0
,
±
34
)
(0,\pm\sqrt{34})
(
0
,
±
34
)
b)
(
±
4
,
0
)
(\pm4,0)
(
±
4
,
0
)
c)
(
±
34
,
0
)
(\pm\sqrt{34},0)
(
±
34
,
0
)
d)
(
±
5
,
0
)
(\pm5,0)
(
±
5
,
0
)
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