Basic functions: Polynomial functions
Factorisation by inspection
Factorise the left-hand side of the quadratic equation @x^2-2x -3=0@ by the method of inspection so that you can read off the solutions of the equation.
Factorisation of the polynomial @x^2-2x -3@ is: |
Solutions of the equation @x^2-2x -3=0@ are: |
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