(7m-3n)2+(7m+3n)2simplify
Answers
Answered by
2
Answer:
= 14m-6n+14m+6n
= 28m
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Answered by
1
Answer:
28m
Step-by-step explanation:
(7m-3n)2+(7m+3n)2
=(14m-6n)+(14m+6n)
=14m-6n+14m+6n
=14m+14m
=28m
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