Which one of the following numbers is a perfect
cube?
(A) 2836
(B) 4094
(C) 1828
(D) 1331
Please Explain
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Answer:
Hᴇʏ ᴜsᴇʀ !!
{ D } 1331 is the correct answer
1331 = 11 × 11 × 11
As grouping in triplets , all the numbers are grouped . So it is a perfect cube .
Where as in other options we can't find the triplets .
( Triplets can be find by using prime factorization method )
Step-by-step explanation:
Hᴏᴘᴇ ɪᴛ ʜᴇʟᴘs
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