Question

solve x^2-21x-100
Please give me the correct the answer​

Answer 1

$= \: {x}^{2} - 21x - 100$

$= {x}^{2} - (4 - 25)x - 100$

$= {x}^{2} - 4x + 25x - 100$

$= x(x - 4) + 25(x - 4)$

$= (x + 25)(x - 4)$

Answer 2

Step-by-step explanation:

$=(x+25)(x−4)</p><p></p><p>$

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