Mathematics 0580 · IGCSE · Graphs of functions

Graphs of functions — practice question

(a(i))[2]

Complete the values table for $y = \frac{12}{x}$.

(a(ii))[4]

Using the grid, draw the graph of $y = \frac{12}{x}$ for $-6 \le x \le -1$ and $1 \le x \le 6$.

(a(iii))[1]

Draw the line $y = -5$ on the grid.

(a(iv))[1]

Use your graph to solve the equation $\frac{12}{x} = -5$.

(b(i))[2]

Find the gradient for line $L$.

(b(ii))[1]

Find line $L$'s equation in the form $y = mx + c$.

(b(iii))[2]

Write down the equation for line $M$.

Worked solution & mark scheme

This 13-mark question has a full step-by-step worked solution and mark scheme. One marking point: The values are $-3,-6,6,3$.

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