When a factory operates from 6 AM to 6 PM, its total fuel consumption varies according to the formula f(t) = 0.9t - 0.810.3 +21, where t is the time in hours after 6 AM and f(t) is the number of barrels of fuel oil. Step 1 of 3: How much fuel is consumed by 10 AM? Round your answer to 2 decimal places.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section: Chapter Questions
Problem 18T
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Question 8 of 16, Step
When a factory operates from 6 AM to 6 PM, its total fuel consumption varies according to the formula f(t) = 0.9t² – 0.810.3 + 21, where t is the time in hours after
6 AM and f(t) is the number of barrels of fuel oil.
Step 1 of 3: How much fuel is consumed by 10 AM? Round your answer to 2 decimal places.
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barrels
Transcribed Image Text:Question 8 of 16, Step When a factory operates from 6 AM to 6 PM, its total fuel consumption varies according to the formula f(t) = 0.9t² – 0.810.3 + 21, where t is the time in hours after 6 AM and f(t) is the number of barrels of fuel oil. Step 1 of 3: How much fuel is consumed by 10 AM? Round your answer to 2 decimal places. E Keypad Answer Keyboard Shortcuts barrels
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F(t) = 0.9t2 -0.8t0.3 + 21

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