$$\text { Find the formula for } d f ^ { - 1 } / d x \text {. }$$

question 417

Multiple Choice

$$\text { Find the formula for } d f ^ { - 1 } / d x \text {. }$$
- $$f ( x ) = ( 10 - x ) ^ { 3 }$$

• A) \(- 3 ( 10 - x ) ^ { 2 }\)
• B) \(- \frac { 1 } { 3 x ^ { 2 / 3 } }\)
• C) \(10 - x ^ { 1 / 3 }\)
• D) \(x ^ { 2 / 3 }\)

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Definitions:

Liquidity Trap

A situation in an economy where interest rates are low or near-zero, causing monetary policy to become ineffective in stimulating the economy.

Speculative Demand

Demand for an asset not for its intrinsic value or use, but for the expectation of selling it at a higher price in the future to make a profit.

Created Money

Money that has been generated through the banking system's lending processes, beyond the base money originally introduced into the economy.

Liquidity Trap

A situation where interest rates are low and savings rates are high, rendering monetary policy ineffective in stimulating economic growth.