Fee for Service For his services, a private investigatorrequires a $500 retainer fee plus $80 per hour. Let x representthe number of hours the investigator spends working on acase.(a) Find a function f that models the investigator’s fee as afunction of x.(b) Find f 1. What does f 1represent?(c) Find f 1112202. What does your answer represent?
Rate of Change
The relation between two quantities which displays how much greater one quantity is than another is called ratio.
Slope
The change in the vertical distances is known as the rise and the change in the horizontal distances is known as the run. So, the rise divided by run is nothing but a slope value. It is calculated with simple algebraic equations as:
Fee for Service For his services, a private investigator
requires a $500 retainer fee plus $80 per hour. Let x represent
the number of hours the investigator spends working on a
case.
(a) Find a function f that models the investigator’s fee as a
function of x.
(b) Find f 1
. What does f 1
represent?
(c) Find f 1
112202. What does your answer represent?
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