Solve
Advanced Trigonometry, 2ADV T2 2004 HSC 8a
- Show that
. (1 mark)
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- Hence solve
for . (2 marks)
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Advanced Trigonometry, 2ADV T2 2014 HSC 7 MC
How many solutions of the equation
Advanced Trigonometry, 2ADV T2 2008 HSC 6a
Solve
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Advanced Trigonometry, 2ADV T2 2023 HSC 20
Find all the values of
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Advanced Trigonometry, 2ADV T2 2016 HSC 11g
Solve
Advanced Trigonometry, 2ADV T2 2011 HSC 2b
Find the exact values of
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Advanced Trigonometry, 2ADV T2 2015 HSC 12a
Find the solutions of
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Advanced Trigonometry, 2ADV T2 2009 HSC 1e
Find the exact value of
Advanced Trigonometry, 2ADV T2 2007 HSC 4a
Solve
Advanced Trigonometry, 2ADV T2 2005 HSC 2a
Solve
Advanced Trigonometry, 2ADV T2 2012 HSC 6 MC
What are the solutions of
Advanced Trigonometry, 2ADV T1 2013 HSC 2 MC
Advanced Trigonometry, 2ADV T1 2016 HSC 1 MC
v1 Functions, 2ADV F1 2008 HSC 1e
Expand and simplify
v1 Functions, 2ADV F1 2004 HSC 1c
Solve
EXAMCOPY Algebra, STD2 A4 2019 HSC 33
The time taken for a car to travel between two towns at a constant speed varies inversely with its speed.
It takes 1.5 hours for the car to travel between the two towns at a constant speed of 80 km/h.
- Calculate the distance between the two towns. (1 mark)
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- By first plotting four points, draw the curve that shows the time taken to travel between the two towns at different constant speeds. (3 marks)
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EXAMCOPY Algebra, STD2 A4 2014 HSC 29a
The cost of hiring an open space for a music festival is $120 000. The cost will be shared equally by the people attending the festival, so that
- Complete the table below by filling in the THREE missing values. (1 mark)
- Using the values from the table, draw the graph showing the relationship between
and . (2 marks)
- What equation represents the relationship between
and ? (1 mark)
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- Give ONE limitation of this equation in relation to this context. (1 mark)
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- Is it possible for the cost per person to be $94? Support your answer with appropriate calculations. (1 mark)
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EXAMCOPY Algebra, STD2 A4 2022 HSC 24
A student believes that the time it takes for an ice cube to melt (
- Find the equation relating
and . (2 marks)
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- By first completing this table of values, graph the relationship between temperature and time from
to (2 marks)
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EXAMCOPY Algebra, STD2 A4 2011 HSC 28a
The air pressure,
- Write an equation relating
, and , where is a constant. (1 mark)
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- It is known that
when . By finding the value of the constant,
, find the value of when . (2 marks)
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- Sketch a graph to show how
varies for different values of . Use the horizontal axis to represent volume and the vertical axis to represent air pressure. (2 marks)
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EXAMCOPY Algebra, STD2 A4 2007 HSC 15 MC
If pressure (
EXAMCOPY Algebra, STD2 A4 2010 HSC 13 MC
The number of hours that it takes for a block of ice to melt varies inversely with the temperature. At 30°C it takes 8 hours for a block of ice to melt.
How long will it take the same size block of ice to melt at 12°C?
- 3.2 hours
- 20 hours
- 26 hours
- 45 hours
EXAMCOPY Algebra, STD2 A4 2022 HSC 9 MC
An object is projected vertically into the air. Its height,
For how long is the object at a height of 300 metres or more above the ground?
- 4 seconds
- 6 seconds
- 8 seconds
- 10 seconds
EXAMCOPY Algebra, STD2 A4 2018 HSC 4 MC
Which graph best represents the equation
A. | B. | ||
C. | D. |
v2 Functions, 2ADV F1 2017 HSC 1 MC
What is the gradient of the line
EXAMCOPY Functions, 2ADV F1 2009 HSC 1a
Sketch the graph of
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EXAMCOPY Algebra, STD2 A1 2009 HSC 16 MC
v1 Functions, 2ADV F1 2017 HSC 1 MC
What is the gradient of the line
EXAMCOPY Algebra, STD2 A1 2004 HSC 11 MC
If
EXAMCOPY Algebra, STD1 A1 2019 HSC 34
Given the formula
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Statistics, STD1 S3 2023 HSC 19
The scatterplot shows the number of ice-creams sold,
- The data are modelled by the equation of the line of best fit given below.
- Sam used a particular temperature with this equation and predicted that 23 ice-creams would be sold.
- What was the temperature used by Sam, to the nearest degree? (2 marks)
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- In using the equation to make the prediction in part (a), was Sam interpolating or extrapolating? Justify your answer. (2 marks)
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Probability, STD1 S2 2023 HSC 8 MC
Measurement, STD2 M6 2023 HSC 35
L&E, 2ADV E1 2008 HSC 7a
Solve
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Measurement, STD2 M1 2009 HSC 25b
The mass of a sample of microbes is 50 mg. There are approximately
In scientific notation, what is the approximate mass in grams of one microbe? (2 marks)
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Quadratics, SMB-015
The diagram shows the curve with equation
- Find the
-coordinates of points (2 marks)
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- Write down the coordinates of
(2 marks)
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Algebra, STD1 A3 2019 HSC 9 MC
The container shown is initially full of water.
Water leaks out of the bottom of the container at a constant rate.
Which graph best shows the depth of water in the container as time varies?
A. | B. | ||
C. | D. |
Algebra, STD1 A1 2019 HSC 34
Given the formula
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Statistics, STD1 S3 2022 HSC 23
A teacher surveyed the students in her Year 8 class to investigate the relationship between the average number of hours of phone use per day and the average number of hours of sleep per day.
The results are shown on the scatterplot below.
- The data for two new students, Alinta and Birrani, are shown in the table below. Plot their results on the scatterplot. (2 marks)
- By first fitting the line of best fit by eye on the scatterplot, estimate the average number of hours of sleep per day for a student who uses the phone for an average of 2 hours per day. (2 marks)
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Probability, STD1 S2 2022 HSC 17
Each number from 1 to 30 is written on a separate card. The 30 cards are shuffled. A game is played where one of these cards is selected at random. Each card is equally likely to be selected.
Ezra is playing the game, and wins if the card selected shows an odd number between 20 and 30.
- List the numbers which would result in Ezra winning the game. (1 mark)
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- What is the probability that Ezra does NOT win the game? (2 marks)
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Measurement, STD1 M5 2022 HSC 5 MC
Functions, EXT1 F2 2022 HSC 3 MC
Let
Which of the following is true about the degree of
- The degree must be 1.
- The degree could be 1.
- The degree must be 2.
- The degree could be 2.
Functions, 2ADV F1 2022 HSC 12
A student believes that the time it takes for an ice cube to melt (
- Find the equation relating
and . (2 marks)
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- By first completing this table of values, graph the relationship between temperature and time from
to . (2 marks)
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Algebra, STD2 A4 2022 HSC 24
A student believes that the time it takes for an ice cube to melt (
- Find the equation relating
and . (2 marks)
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- By first completing this table of values, graph the relationship between temperature and time from
to (2 marks)
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Functions, 2ADV F1 2022 HSC 1 MC
Which of the following could be the graph of
Measurement, STD2 M1 2022 HSC 34
A composite solid is shown. The top section is a cylinder with a height of 3 cm and a diameter of 4 cm. The bottom section is a hemisphere with a diameter of 6 cm. The cylinder is centred on the flat surface of the hemisphere.
Find the total surface area of the composite solid in cm², correct to 1 decimal place. (4 marks)
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Measurement, STD2 M1 2022 HSC 28
A dam is in the shape of a triangular prism which is 50 m long, as shown.
Both ends of the dam,
Calculate the number of litres of water the dam will hold when full. (4 marks)
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Measurement, STD2 M6 2022 HSC 26
The diagram shows two right-angled triangles,
where
Calculate the size of angle
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Algebra, STD2 A4 2022 HSC 22
The formula
- Find the cost when 1943 laptops are produced and the fixed cost is $20 180. (1 mark)
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- Some laptops have some extra features added. The formula to calculate the production cost for these is
-
- where
is the additional cost in dollars per laptop produced. - Find the number of laptops produced if the additional cost is $26 per laptop and the total production cost is $97 040. (2 marks)
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Financial Maths, STD2 F1 2022 HSC 21
A real estate agent's commission for selling houses is 2% for the first $800 000 of the sale price and 1.5% for any amount over $800 000.
Calculate the commission earned in selling a house for $1 500 000. (2 marks)
Algebra, STD2 A2 2022 HSC 14 MC
Which of the following correctly expresses
Financial Maths, STD2 F4 2022 HSC 11 MC
In ten years, the future value of an investment will be $150 000. The interest rate is 4% per annum, compounded half-yearly.
Which equation will give the present value
Algebra, STD2 A4 2022 HSC 9 MC
An object is projected vertically into the air. Its height,
For how long is the object at a height of 300 metres or more above the ground?
- 4 seconds
- 6 seconds
- 8 seconds
- 10 seconds
Measurement, STD2 M6 2022 HSC 8 MC
Which true bearing is the same as
Financial Maths, STD2 F1 2022 HSC 7 MC
Tian is paid $20.45 per hour, as well as a meal allowance of $16.20 per day.
What are Tian's total earnings if she works 9 hours per day for 5 days?
Functions, 2ADV F2 2021 HSC 19
Without using calculus, sketch the graph of
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Functions, EXT1 F2 2021 HSC 3 MC
What is the remainder when
Measurement, STD1 M5 2021 HSC 26
Probability, STD1 S2 2021 HSC 20
In a bag, there are six playing cards, 2, 4, 6, 8, Queen and King. The Queen and King are known as picture cards.
Two of these cards are chosen randomly. All the possible outcomes are shown.
- What is the probability that the two cards chosen include one or both picture cards? (1 mark)
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- What is the probability that the two cards chosen do NOT include any picture cards? (1 mark)
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Statistics, STD1 S1 2021 HSC 2 MC
A survey of which of the following would provide data that are both categorical and
nominal?
- Hair colour
- Height in centimetres
- Number of people present at a concert
- Size of coffee cup classified as small, medium or large
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