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Byju's Answer
Standard XII
Mathematics
Monotonically Increasing Functions
If a=2+√3 f...
Question
If
a
=
2
+
√
3
find the value of
a
2
+
1
a
2
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Solution
a
=
2
+
√
3
1
a
=
2
x
+
1
2
+
√
3
=
2
−
√
3
a
2
+
1
a
2
=
(
2
+
√
3
)
2
+
(
2
−
√
3
)
2
=
14
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