Find the Function Value $f ( x ) = \left( \frac { 1 } { 6 } \right) ^ { x }$

question 321

Multiple Choice

Find the function value. If the result is irrational, round your answer to the nearest thousandth.
-Let $f ( x ) = \left( \frac { 1 } { 6 } \right) ^ { x }$ . Find $f ( 3 )$

• A) \(\frac { 1 } { 216 }\)
• B) 216
• C) \(\frac { 1 } { 18 }\)
• D) \(\frac { 1 } { 729 }\)

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Definitions:

Rate Of Return

A measure of the gain or loss on an investment over a specified period, expressed as a percentage of the investment's cost.

Internal Rate

Typically refers to the internal rate of return (IRR), a metric used in capital budgeting to estimate the profitability of potential investments.

Net Present Value

A calculation that determines the present value of future cash flows minus initial investment; it's used to assess the profitability of an investment.

Required Rate

Often referred to the required rate of return, it is the minimum expected rate of return on an investment deemed acceptable to an investor.