Target Exam

CUET

Subject

-- Mathematics - Section B1

Chapter

Applications of Derivatives

Question:

The total cost C(x) in Rupees, associated with the production of x units of an item is given by \[C(x) =\frac{1}{ { x }^{ 2 } }+x\]

Find the marginal cost when 2 units are produced.

Options:

Rs 8/7

Rs 7/8

Rs 4/3

Rs 3/4

Correct Answer:

Rs 3/4

Explanation:

\[marginal cost = \frac{-2}{ { x }^{ 3 } }+ 1\]