Factorise using suitable identity
125x³-343y³
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Answered by
5
125x³ - 343y³
= (5x)³ - (7y)³
We know that a³ - b³ = (a - b)(a² + b² + ab)
= (5x - 7y) [(5x)² + (7y)² + (5x)(7y)]
= (5x - 7y) [25x² + 49 y² + 35xy]
Hope it helps! ♡
Answered by
0
Answer:
(5x-7y) (5x+7y)
Step-by-step explanation:
(5x) ^3 - (7y) ^3
(5x-7y) (5x+7y
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