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OpenStudy (anonymous):
easy situation question
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OpenStudy (anonymous):
Marie is logging the number of radioactive isotopes she observes every minute. She has determined her function to be f(x) = −4x + 120. Based on the situation above, describe any necessary restrictions to the domain and range. Provide justification for the restrictions.
OpenStudy (anonymous):
They are talking about minutes so there is a restriction on the domain. If the number of radioactive isotopes can only be positive, then there is another restriction on the domain and alsoa restriction on the range.
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