Mathematics

Which of the following numbers will have 6 at their unit's place :

(i) 262

(ii) 492

(iii) 342

(iv) 432

(v) 2442

Sq & Sq Roots

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Answer

According to the property of square number, if a number has 4 or 6 in its unit's place, then square of this number always has 6 at its unit place.

Hence, (i) 262, (iii) 342 and (v) 2442 will have 6 at their unit's place.

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