What is the value of f(2) if f(x) = 4x?
Review 12-13-24

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•
Mathematics
•
9th - 12th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Back
8
2.
FLASHCARD QUESTION
Front
Write the equation for the total cost c of hitting b buckets of golf balls if the cost is $4 to rent a golf club and $2.75 per bucket.
Back
c = 2.75b + 4
3.
FLASHCARD QUESTION
Front
Write the point-slope form of the line that passes through (4, -7) with a slope of -1/4.
Back
y + 7 = -1/4(x - 4)
4.
FLASHCARD QUESTION
Front
Calculate f(-4) if f(x) = 3x + 9.
Back
-3
5.
FLASHCARD QUESTION
Front
Write the equation for the total cost y of a holiday meal for x people if it costs $12.50 per person plus a $30 delivery fee.
Back
y = 12.5x + 30
6.
FLASHCARD QUESTION
Front
What is the definition of a linear equation?
Back
An equation that makes a straight line when graphed, typically in the form y = mx + b.
7.
FLASHCARD QUESTION
Front
What does the slope of a line represent?
Back
The rate of change of y with respect to x; it indicates how steep the line is.
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