The equation for this linear function is h = - 100t + 4000. Determine the t-intercept. What is its significance in this situation? a. (0, 20); The jet lands in 20 seconds. b. (25, 0); The jet lands in 25 seconds. c. (40, 0); The jet lands in 40 seconds. d. (0, 40); The jet lands in 40 seconds.

Question

Mathematics

Reginald

18 February, 10:40

The equation for this linear function is h = - 100t + 4000. Determine the t-intercept. What is its significance in this situation? a. (0, 20); The jet lands in 20 seconds. b. (25, 0); The jet lands in 25 seconds. c. (40, 0); The jet lands in 40 seconds. d. (0, 40); The jet lands in 40 seconds.

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Answers (1)

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Trent Banks · Answer 1

H = - 100t + 4000

To find the t-intercept ⇒⇒⇒ ∴ h = 0

-100 t + 4000 = 0

∴ t = 4000/100 = 40

The correct choice is (c)

c. (40, 0); The jet lands in 40 seconds.