Factorise the following expression. 3pqr – 6p2q2r2 – 15r2

Factorise the following expression.

3pqr – 6p²q²r² – 15r²

Sum

We have,

3pqr – 6p²q²r² – 15r²

= 3pqr – 3 × 2p²q²r² – 3 × 5r²

= 3r(pq – 2p²q²r – 5r)

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Chapter 7: Algebraic Expression, Identities and Factorisation - Exercise [Page 233]

Chapter 7 Algebraic Expression, Identities and Factorisation
Exercise | Q 88. (v) | Page 233

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