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Byju's Answer
Standard IX
Mathematics
Addition and Subtraction of Like and Unlike Surds
The Simplifie...
Question
The Simplified value of (
√
3
+ 1)
2
- 2 (2 +
√
3
) is
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Solution
(
√
3
+
1
)
2
−
2
(
2
+
√
3
)
⇒
3
+
1
+
2
√
3
−
4
−
2
√
3
⇒
4
−
4
+
2
√
3
−
2
√
3
⇒
0
Hence, simplified value of
(
√
3
+
1
)
2
−
2
(
2
+
√
3
)
=
0
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