Math, asked by aamnabegum687, 4 months ago

expand (3ab - 2c)^3

Answers

Answered by manalien06

10

27a^3b^3 - 8c^3 - 54a^2b^2c + 36abc^2

Step-by-step explanation:

(3ab - 2c) ^3 = (3ab)^3 - (2c)^3 - 18abc(3ab - 2c) [ Using : (a-b)^3 = a^3 - b^3 - 3ab(a-b) ]

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

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