Mathematics, 21.12.2019 11:31 mccartney33
Which inequality best models the situation if variable t is the temperature in degrees celsius?
a severe weather warning is issued when temperatures fall below –18.5°c. show the possible temperatures when the alert is issued.
a.
t < –18.5 and t may be a negative number.
b.
t < –18.5 and t must be a positive number.
c.
t > –18.5 and t may be a negative number.
d.
t > –18.5 and t must be a positive number.
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Which inequality best models the situation if variable t is the temperature in degrees celsius?
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