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WINSTONCH [101]
3 years ago
14

The average annual income, I, in dollars, of a lawyer with an age of x years is modeled with the following function:

Mathematics
1 answer:
Eduardwww [97]3 years ago
8 0
I = -425x^2 + 45500x - 650000
For I to be maximum, dI/dx = 0
dI/dx = -850x + 45500 = 0
x = 45500/850 = 53.53

Therefore, maximum I = -425(53.53)^2 + 45500(53.53) - 650000 = 567,794.11

Therefore, <span>the maximum average annual income, in dollars, a lawyer can earn</span>  is $567,794
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