Question 1165927
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b. Write another f(x) for the total including the delivery fee, on the purchase amount x.
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{{{f(x)=x+0.12x+300}}}

{{{highlight(f(x)=1.12x+300)}}}
This includes the tax and the delivery.



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a. Write a function g(x) for the total amount, after taxes, on the purchase amount x.
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{{{highlight(g(x)=1.12x)}}}--------this was not described to include the delivery charge.