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Byju's Answer
Standard VIII
Mathematics
Cube Root of a Cube Number
Find the cube...
Question
Find the cube root of each of the following rational numbers:
ii)
0.003375
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Solution
Step: Find the cube root of
0.003375
0.003375
=
3375
1000000
3
√
0.003375
=
3
√
3375
1000000
=
3
√
3375
3
√
1000000
[
∵
3
√
a
b
=
3
√
a
3
√
b
]
5
3375
5
675
5
135
3
27
3
9
3
3
1
=
3
√
(
5
×
5
×
5
)
×
(
3
×
3
×
3
)
3
√
100
×
100
×
100
=
5
×
3
100
=
15
100
=
0.15
Hence, the cube root of
0.003375
is
0.15
.
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11
Similar questions
Q.
Find the cube root of each of the following rational numbers:
(i) 0.001728
(ii) 0.003375
(iii) 0.001
(iv) 1.331
Q.
Find the cube root of each of the following numbers:
(ii)
−
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×
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Q.
Find the cube root of each of the following rational numbers:
i)
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Q.
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iii)
0.001
Q.
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iv)
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Cube Root of a Cube Number
Standard VIII Mathematics
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