. Find the Square root of 11+2 sqr 21
Answers
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Step-by-step explanation:
To find :
11+2
30
We can rewrite 11+2
30
as 5+2
30
+6
=
5
25+10
30
+(
30
)
2
(∵ divided and multiplied by 5)
⇒
11+2
30
=
5
(
30
+5)
2
=
5
30
+5
=
6
+
5
∴
11+2
30
=
6
+
5
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