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Byju's Answer
Standard IX
Mathematics
Use of Trigonometric Table
Solve √1+sin...
Question
Solve
√
1
+
sin
2
x
1
−
sin
2
x
Open in App
Solution
√
1
+
s
i
n
2
x
1
−
s
i
n
2
x
×
1
+
s
i
n
2
x
1
+
s
i
n
2
x
=
1
+
s
i
n
2
x
√
1
−
s
i
n
2
2
x
=
1
+
s
i
n
2
x
c
o
s
2
x
=sec2x+tan2x
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