add up: l2 + m2 , m2 + n2 , n2 + l2
Answers
Answered by
0
Answer:
Step-by-step explanation:
Add l
2
+m
2
, m
2
+n
2
, n
2
+l
2
, 2lm+2mn+2nl
Answered by
0
Answer:
answer is , 2l,2ml,2lmn
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