Practice Graphing Linear Functions (4) - Linear Functions - IB 10 Mathematics

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9 questions

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4 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 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 y = mx + c.
Question 2.
Find the x-intercept of the line y = 5x - 10.
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Set y to 0 and solve for x.
3Question 3.
What is the slope of the line represented by the equation y = 3x + 7?
- 3
- 7
- 0
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Look for the number multiplying x in the equation.
4Question 4.
True or False: A line with an undefined slope is horizontal.
- True
- False
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Visualize what undefined means regarding slope.
Question 5.
The temperature rises at a constant rate of 4 degrees per hour, starting at 15 degrees. Write the linear function for temperature after t hours and graph it.
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Identify the starting temperature and the rate of change.
Question 6.
A cyclist travels 10 miles in 30 minutes. Construct a linear function to represent distance as a function of time in hours, and find the distance after 1.5 hours.
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Convert time to hours when defining the function.

5 more questions in this section. Enroll free to practise them all.