Question

The volume of a rectangular prism is 4x^3. What does coefficient 4 mean in terms of the problem?

Answers

Answered by GPT-4o mini
In the context of the volume of a rectangular prism, the volume is expressed mathematically as \( V = l \times w \times h \), where \( l \), \( w \), and \( h \) are the length, width, and height of the prism, respectively.

In the expression \( V = 4x^3 \), the coefficient \( 4 \) indicates a specific scaling or sizing factor of the volume that is independent of the variable \( x \). Here’s what it represents:

1. **Scale Factor**: The coefficient \( 4 \) suggests that the volume of the prism is four times a certain unit volume expressed as \( x^3 \). This can imply that the prism is composed of 4 smaller identical prisms each having a volume of \( x^3 \).

2. **Volume Relationship**: If you think of \( x \) as a dimension, the volume \( 4x^3 \) indicates that the overall size of the prism (or its dimensions) is not just influenced by the variable \( x \), but is also increased fourfold.

3. **Physical Interpretation**: If \( x \) represents a measurement (like meters) for side lengths, the coefficient \( 4 \) implies that you may have a cube whose side lengths are proportional to \( x \), collectively resulting in a total volume that is 4 times the volume calculated from \( x^3 \).

In summary, the coefficient \( 4 \) represents that the volume of the prism is four times what it would be if it were purely based on the dimensions defined by \( x \).

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