Question

(2a-3b)^3??????????????????​

Answer 1

Hey mate

Hope the attachment helps

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Answer 2

Solution:

By the formula,

(a-b) ^3= a^3-b^3-3ab(a-b)

hence,

(2a-3b)^3= 2a^3-3b^3-3(2a)(3b)(2a-3b)

= 8a^3-27b^3-18ab(2a-3b)

= 8a^3-27b^3-36a^2b+54ab^2

hope this helps!!✌❤☺