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in Cubes And Cube Roots by (41.5k points)
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Test whether the given numbers are perfect cubes or not. 

(i) 243 

(ii) 516 

(iii) 729

(iv) 8000 

(v)2700

1 Answer

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Best 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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