Two mark example problems VIII — task. Mathematics State Board, Class 9.

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1. Factorise \(2x^2 + 15x + 27\) by splitting the middle term.

Answer:

The solution is

\((x - 3)\) and \((2x + 9)\)
\((x + 3)\) and \((2x + 9)\)
\((x - 3)\) and \((2x - 9)\)
\((x + 3)\) and \((2x - 9)\)

2. Factorise \(2x^2 - 15x + 27\) by splitting the middle term.

Answer:

The solution is

\((x - 3)\) and \((2x + 9)\)
\((x - 3)\) and \((2x - 9)\)
\((x + 3)\) and \((2x - 9)\)
\((x + 3)\) and \((2x + 9)\)

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