MAZLZ
Answered

Factoriser (t+3)au carré-16

Sagot :

Réponse :

[tex](t+3)^{2} - 16 = (t+3)^{2} - 4^{2} = (t+3-4) * (t+3+4) = (t-1) * (t+7)[/tex]

voila!