Q8.THE SUM OF pq-qr , qr-rp AND
rp-pq is--- *
a. pq + qr +rp
b. -2pq
c. -2pr
d. 0
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Answered by
2
Answer:
0
Step-by-step explanation:
(pq - qr) + (qr - rp) + (rp - pq)
= pq - qr + qr - rp + rp - pq
= pq - pq - qr + qr - rp + rp
= 0 + 0 + 0
= 0
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I believe this should be the right answer..!
hope it helps u..
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