Respuesta :
Answer:
[tex](2x-4)^2-9 => 4(x-2)^2-9[/tex]
Step-by-step explanation:
[tex]=> 4x^2-16x+7\\ =>(2x)^2-2*(2x)*(4)+7\\ =>(2x)^2-2*(2x)*(4)+(4)^2-(4)^2+7\\ =>(2x-4)^2-9\\ =>4(x-2)^2-9[/tex]
Answer:
[tex](2x-4)^2-9 => 4(x-2)^2-9[/tex]
Step-by-step explanation:
[tex]=> 4x^2-16x+7\\ =>(2x)^2-2*(2x)*(4)+7\\ =>(2x)^2-2*(2x)*(4)+(4)^2-(4)^2+7\\ =>(2x-4)^2-9\\ =>4(x-2)^2-9[/tex]