Solving a quadratic equation via factorisation by inspection

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Factorise the left-hand side of the quadratic equation $x^2+x -2=0$ by the method of inspection so that you can read off the solutions of the equation.

Factorisation of the polynomial $x^2+x -2$ is:

Solutions of the equation $x^2+x -2=0$ are:

$x=\Box\quad\vee\quad x=\Box$

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