Question

factorize using suitable groupings: a. pqr-pq-r+1​

Answer 1

Answer:

pqr-pq-r+1

= pqr-r-pq+1

= r(pq-1)-1(pq-1)

= (pq-1)(r-1)

Answer 2

Answer:

this is your answer

Step-by-step explanation:

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