The price of a visit to the dentist is \$50$50. If the dentist fills any cavities, an additional charge of \$100$100 per cavity
1 answer:
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The function is described by the rule 
.
The inverse function
is such that 
.
Thus, since, we have 
.
Equating the two ways we expressed
, we have:
.
Rearranging, we have:
.
Answer: first choice: p(x)=7x-2
The inverse function
Thus, since
Equating the two ways we expressed
Rearranging, we have:
Answer: first choice: p(x)=7x-2