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Show that the difference between 7 square number and the 4 square number is a multiple of 3​

User Adrian Bartholomew
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1 Answer

16 votes
16 votes

Answer:

7²-4²

49-16= 33

33/3= 11

Therefore 33 is a multiple of 3 because 3×11= 33 and 3 can be divided by 33 without leaving a remainder

User Heyfrank
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