Sum
Find the cube root of the following number.
-2744
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Solution
To find the cube root of −2744, let us factorise 2744 first.
2744 = 2 × 2 × 2 × 7 × 7 × 7
2744 = (2 × 7) × (2 × 7) × (2 × 7) = (2 × 7)3 = 143
-2744 = (-14)3
∴ `root(3)(-2744) = -14`
Concept: Concept of Cube Number
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