Answer:
(a-b)³ = a³ - 3a²b + 3ab² - b³
let a= 4x ; b = 1
(4x - 1)³ = (4x)³ - 3(4x)²(1) + 3(4x)(1)² - 1³
= 64x³ - 12x² + 12x - 1
volume = 64x³ - 12x² + 12x - 1
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Answer:
(a-b)³ = a³ - 3a²b + 3ab² - b³
let a= 4x ; b = 1
(4x - 1)³ = (4x)³ - 3(4x)²(1) + 3(4x)(1)² - 1³
= 64x³ - 12x² + 12x - 1
volume = 64x³ - 12x² + 12x - 1