Question

factorise the following quadratic polynomial by splitting the middle term
(1) x²-18x+77
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Answer 1

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The answer is (x - 11)(x - 7)

Step-by-step explanation:

$x²-18x+77 \\ \\ {x}^{2} - 11x - 7x + 77 \\ \\ x(x - 11) - 7(x - 11) \\ \\ (x - 11)(x - 7)$

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