Question

Cube roots of 8 are +2 and –2.

पर्याय

• True

• False

Answer 1

This statement is False.

Explanation:

(2)³ = 2 × 2 × 2 = 8

∴ `root(3)(8) = 2`

But (–2)³ = (–2) × (–2) × (–2) = –8 ≠ 8

∴ `root(3)(8) ≠ -2`