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]

Answer Link

Otras preguntas

How do you convert 4 9/10 as a decimal?

Of the five players who made the team, how many different ways can they be ined up for a picture?

A square room in Amber's home has an area of 128 square feet. Which is the best estimate of one side length of the room?

The function f is defined by f(x)=x^2+3x-10 If f(x+5)=x^2+kx+30, k= Find the smallest zero of f(x+5), x=

The perimeter of a rectangle with a length of 1.9 inches and width of 3.2 inches is __ inches?

What is the answer to this annoying question plz help me my math teacher hates me so plz plz plz help me I'm only in six grade and on the boarder line from pass

the elbows of my favorite shirt and completely soiled in soil. How do you know the definition of the bold word is "dirty"

How long does it take for a giraffe to give birth after water breaks?

The theory under which courts pierce the corporate veil of corporations whose shareholders do not treat the corporation like a separate legal identity is the __

.................. someone help