27=3×3×3=33 272=(33)2=(32)3=93 ∴ cube root of 272=9
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Similar Questions
Q1
The cube root of 272 is:
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Q2
The cube root of 272 is __________.
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Q3
Two cubes have their volumes in the ratio 1 : 27. The ratio of their surface areas is
(a) 1 : 3
(b) 1 : 9
(c) 1 : 27
(d) none of these
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Q4
Tick (✓) the correct answer:
Two cubes have their volumes in the ratio 1 : 27. The ratio of their surface areas is
(a) 1 : 3
(b) 1 : 9
(c) 1 : 27
(d) none of these
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Q5
If ′ω′ is complex cube root of unity , then ω(13+29+427+...∞)+ω(12+38+932+...∞)=