Mathematics 0580 · IGCSE · Sketching curves

Sketching curves — practice question

(a)[3]

Complete the table of values using $y = 8 + 7x - x^2$.

(b)[4]

Using the grid, sketch the graph of $y = 8 + 7x - x^2$ for $0 \le x \le 8$.

(c)[1]

State the co-ordinates of the highest point of the curve.

(d(i))[1]

Draw the line $y = 16$ on the grid.

(d(ii))[2]

Use your line to solve $8 + 7x - x^2 = 16$.

Worked solution & mark scheme

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