Which of the Given Lines Is Parallel to the Line $x = 8 + t , y = t , z = - 7 - 10 t$

question 15

Multiple Choice

Which of the given lines is parallel to the line $x = 8 + t , y = t , z = - 7 - 10 t$ ?

• A) \(x = - 5 + 3 t , y = 10 + t , z = - 2 - t\)
• B) \(x + 8 = y - 2 = - 9 - z\)
• C) \(x = - 5 t , y = 10 t , z = - 1 - t\)
• D) \(x = - 5 + t , y = 10 + t , z = - 1 - t\)
• E) \(r = \langle - 6 , - 10,0 \} + t ( 2,2 , - 20 \}\)

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Definitions:

Marginal Cost

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Producing Purse

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Long-Run Average Total Cost

A curve that reflects the lowest cost at which a firm can produce any given level of output in the long term, when all inputs are variable.

Short-Run Average Cost Curves

Graphs that show how the average cost of production changes as the level of output is varied in the short term.