Math, asked by AvnishShrivastava, 7 months ago

factorise p²q²-6pqr+9r²​

Answers

Answered by harshking7272
3

Step-by-step explanation:

p²q² - 3pqr- 3pqr + 9r²

pq (pq - 3r ) - 3r (pq - 3r )

(pq -3r)²

I hope you will understand easily

Similar questions