Practice What Is A Linear Function? (1) - Linear Functions - IB 10 Mathematics

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11 questions

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5 questions · about 3 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
Write the equation of a line with slope 4 and y-intercept -2.
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Use the slope-intercept form!
Question 2.
What is the y-intercept of the line y = 5x + 10?
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Look for the c value in the equation!
3Question 3.
What is a linear function?
- A function that plots in curves
- A function that graphs to a straight line
- A constant function
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Think about how the graph looks.
4Question 4.
True or False: A slope of zero indicates a vertical line.
- True
- False
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Remember how slopes relate to vertical and horizontal lines.
Question 5.
Determine the equation of the line that passes through the points (2, 3) and (4, 7).
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Draw out the graph to visualize the points.
Question 6.
Construct a real-world scenario where you would use a linear equation and explain how to derive it.
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Identify fixed costs and variable rates for each use.

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