A hiker leaves camp at 6 A.M. to begin his descent from an elevation of 3,200 feet. He descends at the rate of 800 feet per hour

Question

4 years ago

9

A hiker leaves camp at 6 A.M. to begin his descent from an elevation of 3,200 feet. He descends at the rate of 800 feet per hour

. Suppose you are writing a function in slope intercept form, f(x) = mx + b, to represent this situation. Which choice is the value of b?
A) 4
B) 6
C) 800
D) 3,200

Mathematics

1 answer:

Pavel [41] · Answer 1 · 2021-12-25T04:59:24+03:00

Pavel [41]4 years ago

6 0

B will be 3,200 since it is the starting elevation.
Always, b is the number when x is 0. Here, x is the number of hours he descends from. So, at 0 hours, meaning when he starts descending, his elevation is b..