Question

x2-10x-171
$x2 - 10x - 171$
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Answer 1

Answer:

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Step-by-step explanation:

x2-10x-171

= -8x-171

Answer 2

Step-by-step explanation:

We have,

$\sf x^2-10x-171=0$

$\sf x^2-19x+9x-171=0$

$\sf x(x-19)+9(x-19)=0$

$\sf (x+9)(x-19)=0$

$\sf x=19 \quad or \quad x = -9$