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What will be the unit digit of the squares of the following 81

Posted by Hafsa Sheikh 5 years, 5 months ago

CBSE > Class 08 > Mathematics

4 answers

Shreya S P 5 years, 5 months ago

the unit digit of the squares of the following 81 is 9

Aarvi Shinde 5 years, 5 months ago

Nice

Srijan Srivastava 5 years, 5 months ago

The number 81 contains its unit place digit 1. So square of 1 is 1, Hence unit digit of square of 81 is 1

Gaurav Seth 5 years, 5 months ago

What will be the unit digit of the squares of the following numbers ?
(i) 81

A n s w e r :

(i) ∵ 1 × 1 = 1

∴ The unit’s digit of (81 )² will be 1.

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