25 and 49.
2000 2000
81 + 16
16 -9
big cheese
They are: 100-16 = 84
A square number will have one factor pair that consists of the same number (the square root). In the list of factors, that number will be written once.
The pair of square numbers that gives 73 is 8 and 1, as (8^2 = 64) and (1^2 = 1). When you add these together, (64 + 1 = 73). Therefore, the square numbers 64 and 1 combine to equal 73.
a square number
It's a square number. Square numbers have a factor pair that is the same number twice. When listed, that number occurs once.
A square number
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