# Choose the correct alternatives: What is the rate of change of demand (x) of a commodity with respect to its price (y) if y = 10 + x + 25x3. - Mathematics and Statistics

MCQ

Choose the correct alternative:

What is the rate of change of demand (x) of a commodity with respect to its price (y) if y = 10 + x + 25x3.

#### Options

• 10/(1 + 75x^2)

• 1/(1 + 75x^2)

• 1 + 75x2

• (-1)/(1 + 75x^2)

#### Solution

1/(1 + 75x^2)

Concept: Derivatives of Inverse Functions
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