the ratio of the number of skiers who bought passes to the number of snowboaders who bought season passes is 1:2 . if 1250 more
1 answer:
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Answer:
Last option
over the interval (-∞, -4)
Step-by-step explanation:
Note that from -∞ to -4 the function F has a positive value, the graph is above the x-axis. So the first statement is false and the last is true.
over the interval (-∞, -4)
Then, from the function F is negative.
. But for
,
.
Therefore the second and third statements are false.
<em>The only true statement is the last option</em>
