When Charlotte works out, she spends 45 minutes doing cardio and 50 minutes doing
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Answer:
$17,280
Step-by-step explanation:
The model for profit (y), in thousands of dollars, as a function of time (x), in years after 1970 is:
The corresponding value of x in 1978 is:
Estimating the profit (in thousands of dollars) in 1978:
Converting it to dollars:
The estimated profit in 1978 is $17,280.