Expand a Binomial Raised to a Power
- $$( 3 x - 4 y ) ^ { 3 }$$

question 225

Multiple Choice

Expand a Binomial Raised to a Power
- $$( 3 x - 4 y ) ^ { 3 }$$

• A) \(27 x ^ { 3 } - 108 x ^ { 2 } y + 144 x y ^ { 2 } - 64 y ^ { 3 }\)
• B) \(27 x ^ { 3 } - 36 x ^ { 2 } y + 48 x y ^ { 2 } - 64 y ^ { 3 }\)
• C) \(9 x ^ { 3 } y - 12 x ^ { 2 } y ^ { 2 } + 16 x y ^ { 3 }\)
• D) \(9 x ^ { 3 } y - 24 x ^ { 2 } y ^ { 2 } + 16 x y ^ { 3 }\)

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Definitions:

Ependymal Cells

Specialized glial cells that line the ventricles of the brain and the central canal of the spinal cord, involved in the production of cerebrospinal fluid.

Oligodendrocytes

Glial cells in the central nervous system that produce myelin, a substance that forms a sheath around nerve fibers to facilitate electrical impulse conduction.

Phagocytose Bacteria

The process by which cells, particularly immune cells like macrophages, engulf and digest bacteria.

Astrocytes

Type of glial cell in the brain and spinal cord that performs multiple supportive functions for neurons, including maintaining the blood-brain barrier and regulating neurotransmitter levels.