Increase. 85% increase. The price changed by 25
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x=4 q (4)=8.4-7
q (4)=32-7
q (4)=25
We need to calculate the period of the function
Periodicity of a general function is given as follows:
Now, periodicity of is .
Now,
Periodicity of the function:
is given by:
here,
Therefore, the period of the function is 4.
Answer:
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Step-by-step explanation: