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Q1 of 41 Page 32

Factorise :
343a³ – 512b³

We know that

on comparison with above, we get

a = 7a, b = 8b

Note: Must memorize cubes upto 12

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Factorise :

125y³ – 1

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8p³ – 27/p³

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64x² – 729y²

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16 a³ – 128/b³

Questions · 41

6. Factorisation of Algebraic Expressions

1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 1 1 1 1 1 1 1 1

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