what is the sum of (p-q) , (q-r) and (r-p)
Answers
Answered by
0
Step-by-step explanation:
p-q+q-r+r-p =p-p+q-q +r-r = 0
Answered by
0
Answer:
0
Step-by-step explanation:
P-Q+Q-R+R-P=0
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