Question

is Resoluer
cada
Suma
Ilx-2)(x+2)
e
4
$(x - 2)(x + 2)$
​

Answer 1

(11x-2)(x+2)=
11x2+ 22x -2x -4
R=11x2 +20x -4


(x-2)(x+2)= x2 - 4