(a) Copy and complete the table. \(y = x^{2} - 2x - 2\) for \(-4 \leq x \leq 4\) x -4 -3 -2 -1 0 1 2 3 4 y 22 -2 1 6 (b) Using a scale of 2 cm to 1 unit on ...

Question 1 Report

(a) Copy and complete the table. 

\(y = x^{2} - 2x - 2\) for \(-4 \leq x \leq 4\)

x -4 -3 -2 -1 0 1 2 3 4
y 22       -2     1 6

(b) Using a scale of 2 cm to 1 unit on the x- axis and 2 cm to 5 units on the y- axis, draw the graph of \(y = x^{2} - 2x - 2\).

(c) Use your graph to find : (i) the roots of the equation \(x^{2} - 2x - 2 = 0\) ; (ii) the values of x for which \(x^{2} - 2x - 4\frac{1}{2} = 0\) ; (iii) the equation of the line of symmetry of the curve.

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