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Mathematics
Problem
If
2
x
−
y
+
1
=
0
2x - y + 1 = 0
2
x
−
y
+
1
=
0
is a tangent to the hyperbola
x
2
a
2
−
y
2
16
=
1
,
then which of the following cannot be
\frac{x^2}{a^2} - \frac{y^2}{16} = 1, \text{ then which of the following cannot be}
a
2
x
2
−
16
y
2
=
1
,
then which of the following cannot be
sides of a right angled triangle? a.
2
a
,
8
,
1
2a, 8, 1
2
a
,
8
,
1
b.
a
,
4
,
1
a, 4, 1
a
,
4
,
1
c.
a
,
4
,
2
a, 4, 2
a
,
4
,
2
d.
2
a
,
4
,
1
2a, 4, 1
2
a
,
4
,
1
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