A helicopter hovers 40 ft above the ground. Then the helicopter climbs at a rate of 21 ft/s. Write a rule that represents the helicopter's height h above the ground as a function of time t. What is the helicopter's height after 45 s?

Question

Mathematics

Matteo Morrow

19 July, 12:20

A helicopter hovers 40 ft above the ground. Then the helicopter climbs at a rate of 21 ft/s. Write a rule that represents the helicopter's height h above the ground as a function of time t. What is the helicopter's height after 45 s?

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Answers (1)

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Nikhil Terry · Answer 1

Starts at 40

each second climbs 21 ft

40+21 (number of second)

h=40+21t

at t=45

h=40+21 (45)

h=40+945

h=985

height is 985

rule is h=21t+40 or h=40+21t