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

Question

Mathematics

Lorena

17 May, 01:24

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

+4

Answers (1)

Know the Answer?

Jenny Berg · Answer 1

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 ...

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) 4B) 6C) 800D) 3,200

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