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Mathematics
Mathematics
Problem
Prove that:
1
+
sin
A
1
−
sin
A
=
sec
A
+
tan
A
\sqrt{\frac{1+\sin A}{1-\sin A}} = \sec A + \tan A
1
−
s
i
n
A
1
+
s
i
n
A
=
sec
A
+
tan
A
.
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