Working with Functions

MA-F1 is worth about 7 marks out of 100 in recent HSC Mathematics Advanced papers. Practise 20 exam-style questions (multiple choice, multi-part, numerical answer) with instant marking and a worked solution for every question.

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Example questions

Example 1 · 1 mark · multiple choice

What is the natural domain of $f (x) = x - 3$ ?

A $x \geq 0$
B $x \geq 3$
C $x > 3$
D $y \geq 0$

Example 2 · 1 mark · multiple choice

What is the range of $y = x^{2} - 4 x + 7$ ?

A $y \geq 7$
B $y \geq 2$
C $y \geq 3$
DAll real $y$

Example 3 · 1 mark · multiple choice

For which values of $k$ does $x^{2} + k x + 9 = 0$ have no real roots?

A $- 6 < k < 6$
B $k = \pm 6$
C $- 3 < k < 3$
D $k < - 6$ or $k > 6$

Answers and worked solutions appear when you practise these questions.

Working with Functions

Example questions

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