1)√61^2-60^2 2)√113^2-112^2 3)√145^2-144^2 4)√313^2-312^2

Question

1)√61^2-60^2 2)√113^2-112^2
3)√145^2-144^2 4)√313^2-312^2

Answer 1

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Comments

спасибо