sales tax = 13.22 * .04
sales tax = .53 (round to the nearest cent)
total cost = cost of item + sales tax
total cost = 13.22 + .53
total cost = 13.75
Answer:
The function has 2 zeros:

Step-by-step explanation:
When you have a polynomial function, you can identify the grade of the function (the grade is the maximum potency) and this is the number of zeros that the function will have. In this case, you have a second-grade polynomial function that has 2 zeros.
Answer:
not sure
Step-by-step explanation:
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