B. The volume of a cube whose length of each side is (2x + 3y)units.
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B. The volume of a cube whose length of each side is (2x + 3y)units.
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Answer:
v = (2x + 3y)³
v = (2x + 3y)(2x + 3y)(2x + 3y)
v = (2x + 3y)(4x²+ 12xy +9y²)
v = 8x³ + 24x²y + 18xy² + 12x²y + 36xy² + 27y³
Volume = 8x³ + 36x²y + 54xy² + 27y³