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Byju's Answer
Standard XII
Mathematics
Functions
Find square r...
Question
Find square root of
√
48
−
√
45
.
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Solution
Now,
√
48
−
√
45
=
√
16
×
3
−
√
9
×
5
=
4
√
3
−
3
√
5
=
√
3
2
(
8
−
2
√
15
)
=
√
3
2
{
√
3
)
2
+
(
√
5
)
2
−
2
√
3
.
√
5
}
=
√
3
2
{
√
5
−
√
3
}
2
Now square root of the given number is
±
3
1
4
√
2
(
√
5
−
√
3
)
.
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2
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