how to solve (l+m)²-(l-m)² ?
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Answered by
1
Answer:
=(1+2m+m^2)-(1-2m+m^2)
=1+2m+m^2-1+2m-m^2
=4m
HOPE IT HELPS YOU.
Answered by
3
Answer:
4lm
Step-by-step explanation:
look the picture and u will get ur answer
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