factorise (r+1)(p-1) + (p-1) (3-r) please answer my question
Answers
Answered by
0
Answer:
P+1/Q=1
MULTIPLYING BOTH SIDES BY Q
PQ+1 =Q.. …… (1)
Q+1/R=1,
MULTIPLYING BOTH SIDES BY R
QR+1 =R………(2)
MULTIPLY (1) , MULTIPLYING BOTH SIDES BY R
PQR +R = QR
QR FROM (2) IS R-1
SO PQR+ R = R-1
SO
PQR=-1
Similar questions