Perform the Indicated Operation Involving Rational Expressions $\frac { 8 x ^ { 9 } y ^ { 9 } } { 9 x ^ { 10 } y ^ { 8 } } \cdot \frac { 63 x ^ { 9 } } { 64 y } \cdot \frac { 8 x } { y ^ { 8 } }$

question 228

Short Answer

Perform the indicated operation involving rational expressions. Express final answer in simplest form. $\frac { 8 x ^ { 9 } y ^ { 9 } } { 9 x ^ { 10 } y ^ { 8 } } \cdot \frac { 63 x ^ { 9 } } { 64 y } \cdot \frac { 8 x } { y ^ { 8 } }$

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Definitions:

Average Total Cost

Average total cost is the total cost of production (fixed plus variable costs) divided by the total quantity produced, indicative of the cost per unit at different levels of output.

Average Variable Cost

The total variable cost per unit of output, found by dividing total variable costs by the quantity of output produced.

Fixed Cost

Costs that do not vary with the level of production or sales, such as rent, salaries, or insurance premiums.

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