jody179 jody179

04-05-2021
Mathematics

contestada

Abdullah expands (x - 3)2 and gets the answer x2 - 9. Describe what he has
done wrong.

Respuesta :

lucindat2004 lucindat2004

04-05-2021

Answer:

He squared the numbers inside without following the appropriate rule

Step-by-step explanation:

what he should have done

[tex](x-3)^2\\= x^2 - 2 *x*3+3^2\\= x^2-6x+9[/tex]

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