WAEC - Mathematics (2000 - No. 7)
Which of the following numbers is perfect cube?
350
504
950
1728
Explanation
By trial and error method
1728 is a perfect cube
or try multiplying 3 same numbers based on the given options, or use the long division method, and group the divisors(same) in 3s.
i.e., 12 x 12 x 12 = 1728, making 1728 a perfect cube.
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