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Byju's Answer
Standard VIII
Mathematics
Comparison of Quantities Using Exponents
Simplify: √...
Question
Simplify:
√
3
×
9
1
2
81
.
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Solution
√
3
×
9
1
2
81
=
3
1
2
×
(
3
2
)
1
2
3
4
=
3
1
2
+
2
2
−
4
(using
(
a
m
)
n
=
a
m
n
and
1
a
m
=
a
−
m
)
=
3
(
1
2
+
1
−
4
)
=
3
(
1
2
−
3
)
=
3
−
5
2
=
1
3
(
5
2
)
=
1
√
243
=
1
9
√
3
.
Therefore,
1
9
√
3
is the simplified form.
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