Math, asked by manishamalik10101983, 9 months ago

Factorize by grouping method :- pqr - pq - r + 1 . please explain step by step​

Answers

Answered by kashish0206
0

Step-by-step explanation:

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

= (pq-1)(r-1)

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