Q1.
Find which of the following is not a perfect cube?
(a) 121
(b) 1728
please explain
Answers
Answered by
2
Answer:
option (a) is not a perfect cube
Answered by
1
a) 121 is not a perfect cube
factors of 121 is
121=11×11
(11)^2=121
when we multiplying 11 in both side
121×11=11×11×11 we get
1331
the perfect cube is 1331 (11)^3.
hope this will help you
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