p- [p-q] - q - [q-p] explain its answer please An advance thank u ....
Answers
Answered by
1
p-p+q-q-q+p (on opening the brackets)=
0+0-q+p=
p-q
rajlaxmidash201:
good
Answered by
2
P-p+q-q-q+p
Using simple algebra
P-q
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