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Charlyne0122

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Answer:=x3−7x2+4x+30

Step-by-step explanation:

(x−5)(x2−2x−6)

=(x+−5)(x2+−2x+−6)

=(x)(x2)+(x)(−2x)+(x)(−6)+(−5)(x2)+(−5)(−2x)+(−5)(−6)

=x3−2x2−6x−5x2+10x+30

=x3−7x2+4x+30

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