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keigleyhannah30
04.10.2021 •
Mathematics
4)
At a concert, Sam pays $10 for a bucket of popcorn. Each refill costs $2. Write an expression using x for
the amount of refills that will show the total cost he will pay.
stean
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Ответ:
That is saying he only refilled once
Ответ:
See explanation below.
Step-by-step explanation:
Part A:
(i). They both correct because they could have a third degree polynomial that crosses the x-axis 3 times.
(ii). To find the zero's of the first one, set function equal to zero and use zero factor principle given as:
So, we have: