Date | November Example questions | Marks available | 3 | Reference code | EXN.2.SL.TZ0.6 |
Level | Standard Level | Paper | Paper 2 | Time zone | Time zone 0 |
Command term | Find | Question number | 6 | Adapted from | N/A |
Question
Consider the curves and for .
Find the -coordinates of the points of intersection of the two curves.
Find the area, , of the region enclosed by the two curves.
Markscheme
* This sample question was produced by experienced DP mathematics senior examiners to aid teachers in preparing for external assessment in the new MAA course. There may be minor differences in formatting compared to formal exam papers.
attempts to solve (M1)
A1A1
Note: Award A1A0 if additional solutions outside the domain are given.
[3 marks]
(or equivalent) (M1)(A1)
Note: Award M1 for attempting to form an integrand involving “top curve” − “bottom curve”.
so A2
[4 marks]
Examiners report
Syllabus sections
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22M.1.SL.TZ1.7d:
Sketch the graph of , the second derivative of . Indicate clearly the -intercept and the -intercept.
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22M.1.SL.TZ2.4a.ii:
Write down the equation of the horizontal asymptote.
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22M.1.SL.TZ2.4a.i:
Write down the equation of the vertical asymptote.
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22M.1.SL.TZ2.4b:
On the set of axes below, sketch the graph of .
On your sketch, clearly indicate the asymptotes and the position of any points of intersection with the axes.
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22M.1.AHL.TZ2.3a.i:
Write down the equation of the vertical asymptote.
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22M.2.SL.TZ2.8a.ii:
Plant correct to three significant figures.
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18M.2.SL.TZ2.T_6a:
Sketch the curve for −1 < x < 3 and −2 < y < 12.
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16N.2.AHL.TZ0.H_5c:
Solve the inequality .
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17M.2.SL.TZ2.T_6f:
Write down the number of possible solutions to the equation .
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17M.2.AHL.TZ1.H_12c:
Explain why is an even function.
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19M.2.SL.TZ1.T_4a:
Find the value of when .
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17M.2.AHL.TZ1.H_12b:
Sketch the graph of showing clearly the equations of asymptotes and the coordinates of any intercepts with the axes.
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19N.2.SL.TZ0.S_7b:
Find the difference between the greatest possible expected value and the least possible expected value.
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22M.3.AHL.TZ2.1b.ii:
By considering each curve from part (a), identify two key features that would distinguish one curve from the other.
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22M.3.AHL.TZ2.1f.ii:
Hence, find the coordinates of the rational point where this tangent intersects , expressing each coordinate as a fraction.
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22M.1.SL.TZ2.4c:
Hence, solve the inequality .
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22M.1.AHL.TZ2.3a.ii:
Write down the equation of the horizontal asymptote.
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22M.1.AHL.TZ2.3c:
Hence, solve the inequality .
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22M.2.SL.TZ1.8c.i:
Find the value of and the value of .
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EXN.1.AHL.TZ0.11a:
Sketch the curve , clearly indicating any asymptotes with their equations and stating the coordinates of any points of intersection with the axes.
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22M.2.AHL.TZ2.10a.ii:
Plant correct to three significant figures.
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22M.2.AHL.TZ2.10b:
Find the values of when .
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21M.2.AHL.TZ1.7b:
Find the value of .
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20N.2.SL.TZ0.S_1b:
Solve .
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17M.2.SL.TZ2.S_10c:
Jill plays the game nine times. Find the probability that she wins exactly two prizes.
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21M.2.AHL.TZ1.11d:
Sketch the graph of for , showing the values of any axes intercepts, the coordinates of any local maxima and local minima, and giving the equations of any asymptotes.
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16N.2.AHL.TZ0.H_5b:
State the range of .
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21M.2.SL.TZ2.2a:
Sketch the graph of on the grid below.
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17M.2.AHL.TZ1.H_12d:
Explain why the inverse function does not exist.
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17M.2.AHL.TZ1.H_12g.i:
Hence, show that there are no solutions to ;
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20N.2.SL.TZ0.S_1c:
The graph of has a local minimum at point .
Find the coordinates of .
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17M.2.AHL.TZ1.H_12a:
Find the largest possible domain for to be a function.
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21M.2.AHL.TZ2.11d.ii:
State the cross-sectional radius of the bowl at this point.
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21M.2.AHL.TZ2.11d.i:
By sketching the graph of a suitable derivative of , find where the cross-sectional radius of the bowl is decreasing most rapidly.
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21M.2.AHL.TZ2.12f:
Sketch the graph of , clearly indicating any asymptotes with their equations and stating the values of any axes intercepts.
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20N.1.SL.TZ0.T_4a.i:
Write down the zero of .
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17M.2.AHL.TZ1.H_12f:
Find .
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EXN.2.SL.TZ0.9e:
Find the time taken for the water to have a temperature of . Give your answer correct to the nearest second.
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16N.2.AHL.TZ0.H_5a:
Sketch the graph of indicating clearly any intercepts with the axes and the coordinates of any local maximum or minimum points.
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17M.2.AHL.TZ1.H_12e:
Find the inverse function and state its domain.
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20N.2.SL.TZ0.S_1a:
Find .
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EXN.2.SL.TZ0.9d:
Sketch the graph of versus , clearly indicating any asymptotes with their equations and stating the coordinates of any points of intersection with the axes.
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21N.2.SL.TZ0.5b:
Hence determine the value of .
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21N.2.SL.TZ0.7b.iii:
Write down the minimum value of .
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21N.2.SL.TZ0.7c.ii:
Write down the minimum total cost for this journey.
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21N.2.SL.TZ0.8a:
Show that .
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21N.2.SL.TZ0.8c:
Find the value of .
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21N.2.SL.TZ0.8d:
Find the smallest possible value of .
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22M.2.AHL.TZ1.10a:
Sketch the curve , clearly indicating the coordinates of the endpoints.
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22M.2.AHL.TZ2.10a.i:
Plant .
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22M.3.AHL.TZ2.1g:
The point also lies on . The line intersects at a further point. Determine the coordinates of this point.
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22M.3.AHL.TZ2.1c:
By varying the value of , suggest two key features common to these curves.
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22M.1.SL.TZ2.8a:
Find the coordinates of .
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22M.2.SL.TZ2.8a.i:
Plant .
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21N.2.SL.TZ0.7b.i:
Find an expression, in terms of for the travel time , from to , passing through .
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21N.2.SL.TZ0.8b:
Find the value of .
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21N.2.AHL.TZ0.9a:
Show that .
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21N.2.AHL.TZ0.9b:
Find the value of .
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21N.2.AHL.TZ0.9d:
Find the smallest possible value of .
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19M.2.SL.TZ2.T_6a:
Determine the amount that he will have in his account after 3 years. Give your answer correct to two decimal places.
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19M.2.SL.TZ2.T_6c:
After complete months Tommaso will, for the first time, have enough money in his account to buy the bicycle.
Find the value of .
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17M.2.SL.TZ2.T_6d.i:
Write down the -coordinates of these two points;
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20N.1.SL.TZ0.T_4b:
Consider the function .
Solve .
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21N.2.SL.TZ0.5a:
Given that the areas of the two shaded regions are equal, show that .
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21N.2.SL.TZ0.7a.ii:
the boat travels directly to .
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16N.2.SL.TZ0.T_6b:
Express this volume in .
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16N.2.SL.TZ0.T_6e:
Find .
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19N.2.SL.TZ0.S_7a:
Show that .
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21M.2.SL.TZ1.9a:
Find the -coordinate of .
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17M.2.AHL.TZ1.H_12g.ii:
Hence, show that there are no solutions to .
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21M.3.AHL.TZ1.1f:
Consider the function for and where .
Find all conditions on and such that the graph of has exactly one -axis intercept, explaining your reasoning.
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21M.2.AHL.TZ1.12d:
Find the value of , giving your answer correct to four significant figures.
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EXN.2.SL.TZ0.9f:
The model for the temperature of the water can also be expressed in the form for and is a positive constant.
Find the exact value of .
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21M.2.AHL.TZ1.11f:
By considering the graph of , or otherwise, solve for .
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21M.2.SL.TZ2.2b:
Find the value of for which .
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21N.2.AHL.TZ0.9e:
Find the height of the water at .
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19M.2.SL.TZ1.T_4d:
Find the distance from the centre of Orangeton to the point at which the road meets the highway.
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19M.2.SL.TZ2.T_6b:
Find the difference between the cost of the bicycle and the amount of money in Tommaso’s account after 3 years. Give your answer correct to two decimal places.
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19M.2.SL.TZ1.T_4c:
Find the coordinates of the bridges relative to the centre of Orangeton.
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20N.1.SL.TZ0.T_4a.ii:
Write down the coordinates of the local minimum point.
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19M.2.SL.TZ1.T_4e:
This straight road crosses the highway and then carries on due north.
State whether the straight road will ever cross the river. Justify your answer.
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17M.2.SL.TZ2.T_6a:
Write down the -intercept of the graph.
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17M.2.SL.TZ2.T_6c.i:
Show that .
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19M.2.SL.TZ1.T_4b.ii:
State the domain of .
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17M.2.SL.TZ2.T_6b:
Find .
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17M.2.SL.TZ2.T_6g:
The equation , where , has four solutions. Find the possible values of .
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21N.2.SL.TZ0.7a.i:
the boat is taken from to , and the bus from to .
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21N.2.SL.TZ0.7b.ii:
Find the value of so that is a minimum.
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21N.2.SL.TZ0.7c.i:
Find the new value of so that the total cost to travel from to via is a minimum.
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21N.2.SL.TZ0.8e:
Find the height of the water at .
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21N.2.SL.TZ0.8f:
Determine the number of hours, over a 24-hour period, for which the tide is higher than metres.
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21N.2.AHL.TZ0.7a:
Determine the value of .
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21N.2.AHL.TZ0.7b:
Given that , determine the value of .
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21N.2.AHL.TZ0.9c:
Find the value of .
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21N.2.AHL.TZ0.9f:
Determine the number of hours, over a 24-hour period, for which the tide is higher than metres.
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21N.2.AHL.TZ0.9g:
A fisherman notes that the water height at nearby Folkestone harbour follows the same sinusoidal pattern as that of Dungeness harbour, with the exception that high tides (and low tides) occur minutes earlier than at Dungeness.
Find a suitable equation that may be used to model the tidal height of water at Folkestone harbour.
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19M.2.SL.TZ1.T_4b.i:
Find the function, , that would define this footpath on the map.
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17M.2.SL.TZ2.T_6c.ii:
Find .
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17M.2.SL.TZ2.T_6d.ii:
Write down the intervals where the gradient of the graph of is positive.
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17M.2.SL.TZ2.T_6e:
Write down the range of .