Q2. Which of the following √22square
, 49square, 77square, 131square or 189square end with digit 1?
Answers
Answered by
1
Answer:
131 square
Step-by-step explanation:
131 * 131 = 17161
Answered by
0
49^2, 131^2 and 189^2 will end with digit 1.
Last digit of these numbers 1 and 9 when multiplied to itself has 1 at units place.
Last digit of these numbers 1 and 9 when multiplied to itself has 1 at units place.
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