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Mathematics
Problem
The value of
sec
(
2
cot
−
1
2
+
cos
−
1
3
5
)
\sec\left(2\cot^{-1}2 + \cos^{-1}\frac{3}{5}\right)
sec
(
2
cot
−
1
2
+
cos
−
1
5
3
)
is equal to a.
25
24
\frac{25}{24}
24
25
b.
−
24
7
-\frac{24}{7}
−
7
24
c.
25
7
\frac{25}{7}
7
25
d.
−
25
7
-\frac{25}{7}
−
7
25
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