68² will have __________ at the unit's place. Fill in the blanks to make the statement true.
Solution:
Given, 68² will have __________ at the unit's place.
We have to fill in the blanks to make the statement true.
Number obtained when a number is multiplied by itself is called the square of the number.
if m = n², then m is a perfect square where m and n are natural numbers.
Now, (68)² = 68 × 68
= 4624
The value at the unit’s place is 4
We know that the square of a number having 2 or 8 at the unit's place ends in 4.
68² has 8 at the unit’s place.
The value at the unit’s place ends in 4.
Therefore, the required value is 4.
✦ Try This: 72² will have __________ at the unit's place. Fill in the blanks to make the statement true.
☛ Also Check: NCERT Solutions for Class 8 Maths
NCERT Exemplar Class 8 Maths Chapter 3 Sample Problem 12
68² will have __________ at the unit's place. Fill in the blanks to make the statement true.
Summary:
68² will have 4 at the unit's place
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