stump76
06.04.2020 •
Engineering
What countries frequently use this source of energy? What percentage is it used in the United States?
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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: