What does the equation f(x) = 2.1x + 86 represent?
IM Unit 4 Lesson 2: Points on a Graph in a Situation

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Mathematics
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9th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The temperature in degrees Fahrenheit of a scientific sample being warmed as a function of time in seconds.
2.
FLASHCARD QUESTION
Front
What does x represent in the equation f(x) = 2.1x + 86?
Back
The time in seconds after the sample is placed in the warming machine.
3.
FLASHCARD QUESTION
Front
What does f(x) represent in the equation f(x) = 2.1x + 86?
Back
The temperature in degrees Fahrenheit of the sample.
4.
FLASHCARD QUESTION
Front
What is the starting temperature when x = 0 in the equation f(x) = 2.1x + 86?
Back
86 degrees Fahrenheit.
5.
FLASHCARD QUESTION
Front
What does it mean if x = -3 in the context of the equation f(x) = 2.1x + 86?
Back
It does not make sense because time cannot be negative.
6.
FLASHCARD QUESTION
Front
If x = 2, what is the temperature according to the equation f(x) = 2.1x + 86?
Back
90.2 degrees Fahrenheit.
7.
FLASHCARD QUESTION
Front
What does the point (60, 212) on the graph of f(x) = 2.1x + 86 indicate?
Back
In 60 seconds, the temperature is 212 degrees Fahrenheit.
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