Math, asked by vikramk4020, 6 months ago

Give me step by step explanation
(pqr-3)(pqr+3)

Answers

Answered by raypratibha2002

1

Answer:

(pqr-3)(par +3)

pqr(pqr+3)-3(pqr+3)

p2q2r2-9 answer

or

formula

(pqr-3)(pqr+3) < a2-b2= (a+b)(a-b)>

p2q2r2-9

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