Solve
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Solve
What is the derivative of
What is the constant term in the binomial expansion of
Which expression is equal to
Consider the function
The polynomial
Find the values of
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Differentiate
Let
In
The area of
(i)
(ii)
(iii)
(iv)
The parabola
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A packet of lollies contains 5 red lollies and 14 green lollies. Two lollies are selected at random without replacement.
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i. | ![]() |
ii.
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
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i.
ii.
The roots of the quadratic equation
(i) | |
(ii) | ||
A quantity of radioactive material decays according to the equation
where
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i. | ||
ii. | |
Which expression is a factorisation of
Which expression is equal to
What is the value of
Differentiate
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Factorise
Rationalise the denominator of
Terry and Kim each sat twenty class tests. Terry’s results on the tests are displayed in the box-and-whisker plot shown in part (i).
Draw a box-and-whisker plot to display Kim’s results below that of Terry’s results. (1 mark)
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Justify your answer by referring to the summary statistics and the skewness of the distributions. (4 marks)
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Xuso is comparing the costs of two different ways of travelling to university.
Xuso’s motorcycle uses one litre of fuel for every 17 km travelled. The cost of fuel is $1.67/L and the distance from her home to the university car park is 34 km. The cost of travelling by bus is $36.40 for 10 single trips.
Which way of travelling is cheaper and by how much? Support your answer with calculations. (2 marks)
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Jane sells jewellery. Her commission is based on a sliding scale of 6% on the first $2000 of her sales, 3.5% on the next $1000, and 2% thereafter.
What is Jane’s commission when her total sales are $5670?
A car is bought for $19 990. It will depreciate at 18% per annum.
Using the declining balance method, what will be the salvage value of the car after 3 years, to the nearest dollar?
A cafe menu has 3 entrees, 5 main courses and 2 desserts. Ariana is choosing a three-course meal consisting of an entree, a main course and a dessert.
How many different three-course meals can Ariana choose?
A measurement of 72 cm is increased by 20% and then the result is decreased by 20%.
What is the new measurement, correct to the nearest centimetre?
The point
The point
(i)
(ii) | ||
(iii) | |
The diagram shows points
(i) | ||
(ii) |
(iii) |
Use mathematical induction to prove that
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The point
The point
(i)
(ii)
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i.
ii.
Differentiate
An examination has 10 multiple-choice questions, each with 4 options. In each question, only one option is correct. For each question a student chooses one option at random.
Write an expression for the probability that the student chooses the correct option for exactly 7 questions. (2 marks)
The polynomial equation
Find
In the diagram,
The points
Copy or trace the diagram into your writing booklet
(i) | ![]() |
(ii) | ||
(iii)
A boat is sailing due north from a point
The shore line runs from west to east.
In the diagram,
From
After sailing for some time the boat reaches a point
(i)
(ii) | ||
A particle is moving in simple harmonic motion along the
Its velocity
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(i) |
(ii) | ||
(iii)
Let
(i) | ||
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(ii) | |
(iii) |
(iv) |
(v) |
(vi)(1)
(vi)(2) | ||
Let
where
The polynomial
When
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i.
ii.
Use the substitution
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In the diagram, the vertices of
Copy or trace the diagram into your writing booklet.
Consider the function
The diagram shows two distinct points
(i) | ![]() |
(ii)
(iii)
(iv)
Let
When
Find the remainder when
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Find the exact value of
Using the substitution
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Differentiate
The point
A particle is moving in a straight line according to the equation
where
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Let
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