Test whether the given numbers are perfect cubes or not. (i) 243 (ii – InterviewSolution

1.

Test whether the given numbers are perfect cubes or not. (i) 243 (ii) 516 (iii) 729(iv) 8000 (v)2700

Answer»

Number	Cube Of a Number	Yes / No
i) 243	3 × 3 × 3 × 3 × 3 = 3⁵	No
ii) 516	2 × 2 × 3 × 43	No
iii) 729	9 × 9 × 9 = 9³	Yes
iv) 8000	20 × 20 × 20 = (20)³	Yes
v) 2700	(30) × (30) × 3	No

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