Question

16a^7-54ab^6 factorise ​

Answer 1

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$\huge\bold\purple{ANSWER:}$

⏩ 16a^7 -54ab^6

Factor out 2a from the given expression..

☞ 2a× (8a^6-27b^6)

Using a³-b³= (a-b)(a²+ab+b²), factor out the expression...

☞ 2a ×(2a² -3b²)×(4a⁴ +6a²b² +9b⁴)

The required factorization..

✔✔✔✔✔✔✔

Hope it helps...:-)

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