Answer:
Solve the equation for x by finding a, b, and c of the quadratic then applying the quadratic formula.


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True you have different types of interest rates and stuff like that
we have

where
c---------> is the total cost of going to the carnival
t---------> is the number of
tickets purchased
we know that
<u>the domain of the function is the interva</u>l---------------> [0,∞)
Because the number of tickets can not be negative
<u>The range of the function is the interval</u>-------------> [10,∞)
Because the total cost can not be negative
using a graph tool
see the attached figure
The answer in the attached figure
1.4 negatives are opposite of positives