Statistics, STD2 S1 2008 HSC 3 MC
Measurement, STD2 M1 2008 HSC 2 MC
Probability, 2ADV S1 2008 HSC 9a
It is estimated that 85% of students in Australia own a mobile phone.
- Two students are selected at random. What is the probability that neither of them owns a mobile phone? (2 marks)
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- Based on a recent survey, 20% of the students who own a mobile phone have used their mobile phone during class time. A student is selected at random. What is the probability that the student owns a mobile phone and has used it during class time? (1 mark)
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Plane Geometry, 2UA 2008 HSC 8b
Calculus, 2ADV C3 2008 HSC 8a
Let
- Find the coordinates of the points where the graph of
crosses the axes. (2 marks)
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- Show that
is an even function. (1 mark)
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- Find the coordinates of the stationary points of
and determine their nature. (4 marks)
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- Sketch the graph of
. (1 mark)
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Probability, 2ADV S1 2008 HSC 7c
Xena and Gabrielle compete in a series of games. The series finishes when one player has won two games. In any game, the probability that Xena wins is
Part of the tree diagram for this series of games is shown.
- Complete the tree diagram showing the possible outcomes. (1 mark)
- What is the probability that Gabrielle wins the series? (2 marks)
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- What is the probability that three games are played in the series? (2 marks)
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Trigonometry, 2ADV T1 2008 HSC 7b
Calculus, EXT1* C3 2008 HSC 6c
Calculus, 2ADV C4 2008 HSC 5a
The gradient of a curve is given by
What is the equation of the curve? (3 marks)
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Quadratic, 2UA 2008 HSC 4c
Consider the parabola
- Write down the coordinates of the vertex. (1 mark)
- Find the coordinates of the focus. (1 mark)
- Sketch the parabola. (1 mark)
- Calculate the area bounded by the parabola and the line
. (3 marks)
Calculus, 2ADV C4 2008 HSC 2ci
Find
Calculus, 2ADV C4 2008 HSC 2cii
Evaluate
Plane Geometry, 2UA 2008 HSC 4a
Calculus, 2ADV C4 2008 HSC 3b
- Differentiate
with respect to . (2 marks)
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- Hence, or otherwise, evaluate
. (2 marks)
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Linear Functions, 2UA 2008 HSC 3a
In the diagram,
- Show that
is a trapezium by showing that is parallel to . (2 marks) - The line
is parallel to the -axis. Find the coordinates of . (1 mark) - Find the length of
. (1 mark) - Show that the perpendicular distance from
to is . (2 marks) - Hence, or otherwise, find the area of the trapezium
. (2 marks)
Functions, 2ADV F1 2008 HSC 1c
Simplify
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Financial Maths, STD2 F5 SM-Bank 2
The table below shows the present value of an annuity with a contribution of $1.
- Fiona pays $3000 into an annuity at the end of each year for 4 years at 2% p.a., compounded annually. What is the present value of her annuity? (1 mark)
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- If John pays $6000 into an annuity at the end of each year for 2 years at 4% p.a., compounded annually, is he better off than Fiona? Use calculations to justify your answer. (2 marks)
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Mechanics, EXT2* M1 2014 HSC 14a
The take-off point
The flight path of the skier is given by
where
- Show that the cartesian equation of the flight path of the skier is given by
. (2 marks)
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- Show that
. (3 marks)
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- Show that
. (2 marks)
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- Show that
has a maximum value and find the value of for which this occurs. (3 marks)
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Plane Geometry, EXT1 2014 HSC 13d
Calculus, EXT1 C1 2014 HSC 13b
One end of a rope is attached to a truck and the other end to a weight. The rope passes over a small wheel located at a vertical distance of 40 m above the point where the rope is attached to the truck.
The distance from the truck to the small wheel is
The truck moves to the right at a constant speed of
- Using Pythagoras’ Theorem, or otherwise, show that
. (2 marks)
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- Show that
. (1 mark)
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Binomial, EXT1 2014 HSC 12d
Use the binomial theorem to show that
Mechanics, EXT2* M1 2014 HSC 12c
A particle moves along a straight line with displacement
Given that
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Calculus, EXT1 C3 2014 HSC 12b
Mechanics, EXT2* M1 2014 HSC 12a
A particle is moving in simple harmonic motion about the origin, with displacement
- What is the total distance travelled by the particle when it first returns to the origin? (1 mark)
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- What is the acceleration of the particle when it is first at rest? (2 marks)
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L&E, EXT1 2014 HSC 11f
Differentiate
Calculus, EXT1 C2 2014 HSC 11d
Evaluate
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Statistics, EXT1 S1 2014 HSC 11b
The probability that it rains on any particular day during the 30 days of November is 0.1.
Write an expression for the probability that it rains on fewer than 3 days in November. (2 marks)
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Functions, EXT1 F2 2014 HSC 9 MC
The remainder when the polynomial
What is the value of
Combinatorics, EXT1 A1 2014 HSC 8 MC
In how many ways can 6 people from a group of 15 people be chosen and then arranged
in a circle?
Functions, EXT1 F2 2014 HSC 5 MC
Which group of three numbers could be the roots of the polynomial equation
Linear Functions, EXT1 2014 HSC 4 MC
The acute angle between the lines
What is the value of
Calculus, EXT1 C1 2009 HSC 5b
The cross-section of a 10 metre long tank is an isosceles triangle, as shown in the diagram. The top of the tank is horizontal.
When the tank is full, the depth of water is 3 m. The depth of water at time
- Find the volume,
, of water in the tank when the depth of water is metres. (1 mark)
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- Show that the area,
, of the top surface of the water is given by . (1 mark)
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- The rate of evaporation of the water is given by
, where is a positive constant.Find the rate at which the depth of water is changing at time
. (2 marks)
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- It takes 100 days for the depth to fall from 3 m to 2 m. Find the time taken for the depth to fall from 2 m to 1 m. (1 mark)
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Mechanics, EXT2* M1 2009 HSC 5a
The equation of motion for a particle moving in simple harmonic motion is given by
where
- Show that the square of the velocity of the particle is given by
where
and is the amplitude of the motion. (3 marks)
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- Find the maximum speed of the particle. (1 mark)
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- Find the maximum acceleration of the particle. (1 mark)
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- The particle is initially at the origin. Write down a formula for
as a function of , and hence find the first time that the particle’s speed is half its maximum speed. (2 marks)
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Geometry and Calculus, EXT1 2009 HSC 4b
Consider the function
- Show that
is an even function. (1 mark) - What is the equation of the horizontal asymptote to the graph
? (1 mark) - Find the
-coordinates of all stationary points for the graph . (3 marks) - Sketch the graph
. You are not required to find any points of inflection. (2 marks)
Statistics, EXT1 S1 2009 HSC 4a
A test consists of five multiple-choice questions. Each question has four alternative answers. For each question only one of the alternative answers is correct.
Huong randomly selects an answer to each of the five questions.
- What is the probability that Huong selects three correct and two incorrect answers? (2 marks)
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- What is the probability that Huong selects three or more correct answers? (2 marks)
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- What is the probability that Huong selects at least one incorrect answer? (1 mark)
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Trigonometry, EXT1 T3 2009 HSC 3c
- Prove that
provided that . (2 marks)
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- Hence find the exact value of
. (1 mark)
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Trig Calculus, EXT1 2009 HSC 3b
- On the same set of axes, sketch the graphs of
and , for . (2 marks)
- Use your graph to determine how many solutions there are to the equation
for . (1 mark) - One solution of the equation
is close to . Use one application of Newton’s method to find another approximation to this solution. Give your answer correct to three decimal places. (3 marks)
Functions, EXT1 F1 2009 HSC 3a
Let
- Find the range of
. (1 mark)
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- Find the inverse function
. (2 marks)
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Trigonometry, EXT1 T3 2009 HSC 2b
- Express
in the form where . (2 marks)
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- Hence, or otherwise, solve
for .Give your answer, or answers, correct to two decimal places. (2 marks)
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Calculus, EXT1 C2 2009 HSC 1f
Using the substitution
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Functions, EXT1 F1 2009 HSC 1d
Solve the inequality
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Trig Calculus, EXT1 2009 HSC 1c
Find
Algebra, EXT1 2009 HSC 1a
Factorise
Calculus, 2ADV C3 2014 HSC 16c
The diagram shows a window consisting of two sections. The top section is a semicircle of diameter
The entire frame of the window, including the piece that separates the two sections, is made using 10 m of thin metal.
The semicircular section is made of coloured glass and the rectangular section is made of clear glass.
Under test conditions the amount of light coming through one square metre of the coloured glass is 1 unit and the amount of light coming through one square metre of the clear glass is 3 units.
The total amount of light coming through the window under test conditions is
- Show that
. (2 marks)
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- Show that
. (2 marks)
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- Find the values of
and that maximise the amount of light coming through the window under test conditions. (3 marks)
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Calculus, 2ADV C3 2014 HSC 15c
The line
- Sketch the line and the curve on one diagram. (1 mark)
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- Find the coordinates of
. (3 marks)
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- Find the value of
. (1 mark)
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Plane Geometry, 2UA 2014 HSC 15b
In
The area of
- Show that
is similar to . (2 marks) - Explain why
. (1 mark) - Show that
. (2 marks)
- Using the result from part (iii) and a similar expression for
, deduce that . (2 marks)
Financial Maths, 2ADV M1 2014 HSC 14d
At the beginning of every 8-hour period, a patient is given 10 mL of a particular drug.
During each of these 8-hour periods, the patient’s body partially breaks down the drug. Only
- How much of the drug is in the patient’s body immediately after the second dose is given? (1 mark)
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- Show that the total amount of the drug in the patient’s body never exceeds 15 mL. (2 marks)
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Calculus, EXT1* C3 2014 HSC 14c
Quadratic, 2UA 2014 HSC 14b
The roots of the quadratic equation
- Find the value of
. (1 mark) - Given that
, find the value of . (2 marks)
Calculus, 2ADV C3 2014 HSC 14a
Find the coordinates of the stationary point on the graph
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Trigonometry, 2ADV T1 2014 HSC 13d
Chris leaves island
- Show that the distance from island
to island is approximately 210 km. (2 marks)
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- Chris wants to sail from island
directly to island . On what bearing should Chris sail? Give your answer correct to the nearest degree. (3 marks)
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Calculus, 2ADV C1 2014 HSC 13c
The displacement of a particle moving along the
where
- Show that the acceleration of the particle is always negative. (2 marks)
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- What value does the velocity approach as
increases indefinitely? (1 mark)
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Calculus, EXT1* C1 2014 HSC 13b
A quantity of radioactive material decays according to the equation
where
- Show that
is a solution to the equation, where is a constant. (1 mark)
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- The time for half of the material to decay is 300 years. If the initial amount of material is 20 kg, find the amount remaining after 1000 years. (3 marks)
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Calculus, 2ADV C4 2014 HSC 13a
- Differentiate
. (1 mark)
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- Hence, or otherwise, find
. (2 marks)
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Financial Maths, 2ADV M1 2014 HSC 12a
Evaluate the arithmetic series 2 + 5 + 8 + 11 + ... + 1094. (2 marks)
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Calculus, 2ADV C1 2014 HSC 9 MC
The graph shows the displacement
Which statement describes the motion of the particle at the point
- The velocity is negative and the acceleration is positive.
- The velocity is negative and the acceleration is negative.
- The velocity is positive and the acceleration is positive.
- The velocity is positive and the acceleration is negative.
Financial Maths, 2ADV M1 2014 HSC 8 MC
Which expression is a term of the geometric series
Functions, 2ADV F1 2014 HSC 5 MC
Which equation represents the line perpendicular to
L&E, 2ADV E1 2014 HSC 3 MC
What is the solution to the equation
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