### Home > CALC > Chapter 5 > Lesson 5.2.1 > Problem 5-58

5-58.

Answer the questions (a) through (c) of the previous problem when *t* = 210 seconds and *e* = 4080 feet. Homework Help ✎

You will need to show steps:

part (a) *e*(120 seconds) ≈ 16

part (b) *T*(4080 feet) ≈ −0.003, −0.004 or −0.005 (depending on which method you use)

part (c) *T*(210 seconds) ≈ −0.068, −0.087 or −0.05 (depending on which method you use)