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Which line has a slope of ⅓ and a y-intercept of –2? |
| | A) | (i) |
| | B) | (ii) |
| | C) | (iii) |
| | D) | (iv) |
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Line (ii) in question#1 has the equation |
| | A) | y = 2x + 3. |
| | B) | y = –3x + 2. |
| | C) | y = 3x – 2. |
| | D) | y = –2x + 3. |
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Which line in question#1 has a slope which is undefined? |
| | A) | (i) |
| | B) | (ii) |
| | C) | (iii) |
| | D) | (iv) |
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Which line in question#1 has the equation y = –2? |
| | A) | (i) |
| | B) | (ii) |
| | C) | (iii) |
| | D) | (iv) |
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A propane delivery tanker started with a full tank. The graph shows the amount remaining after each delivery. Identify the slope and y-intercept, and explain what they mean.
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| | A) | The slope is 10. The y-intercept is 90. The truck started with a load of 90 m3 of propane, and delivered 10 m3 at each stop. |
| | B) | The slope is –10. The y-intercept is 90. The truck started with a load of 90 m3 of propane, and delivered 10 m3 at each stop. |
| | C) | The slope is 90. The y-intercept is –10. The truck started with a load of 10 m3 of propane, and delivered 90 m3 at each stop. |
| | D) | The slope is 90. The y-intercept is 10. The truck started with a load of 10 m3 of propane, and delivered 90 m3 at each stop. |
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