add:pq-qr, qr-rp, rp-pq (step wise answer required here)
Answers
Answered by
8
Answer:
0
Step-by-step explanation:
pq-qr+qr-rp+rp-pq
=0
Answered by
0
Answer:
Step-by-step explanation:
pq-qr,qr-rs,rs-pq
Ans-0
Statement: Every variable are in add and sub that's why the ans.. is "0"
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