Question

Square of following number by observing unit digit of number
(a)45
(b)79

Answer 1

Answer:

a) 2025

b) 6241

Step-by-step explanation:

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Answer 2

Answer:

a). 25

b)81

Step-by-step explanation:

i hope it helps if this is not the answer the answer can be

2025

6 241

i think the answer should be

25and81 as the question says by observing unit digit