Question

como factorizar x2 - 7x +12=0

Answer 1

Aplicas formula de ecuación cuadratica.
X1/2=-(-7)+/-Raiz[(-7)^2-(4×1×12)]/2
X1/2=7+/-Raiz(49-48)/2
X1/2=(7+/-1)/2

X1=(7+1)/2=8/2=4
X2=(7-1)/2=6/2=3

x2-7x+12=(x-4).(x-3)