Answer:
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<em>Your</em><em> </em><em>answer</em><em> </em><em>is</em><em> </em><em>Option</em><em> </em><em>A</em><em> </em><em>.</em>
{y: y= -7, -2, 3, 8} is the range of the function.
18 - 22 + 5x(66:3)
= 18 - 22 + 5x22
= -4 + 110
= 77
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17 + 2 = 19 km is 1/2 of the total length, that is,
19 = (1/2)h
(1/2)h = 19 multiply both sides by 2
h = 2*19
h = 38 km
The total length in kilometers is 38 km