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1 vote
Factor x2 – 19x – 20 completely.

1 Answer

1 vote

Answer:

Explanation:

x^2-19x-20

=x^2-(20-1)x-20

=x^2-20x+x-20

=x(x-20)+1(x-20)

=(x-20)(x+1)

User MeltedPenguin
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