1. Factorize the following quadratic expressions
i.a2+3a+2 (This(a2)is a squared)
ii.u2-12u-13 (This (u2)is u squared)

Respuesta :

[tex]i)~a^2+3a+2=(a+1)(a+2)\\\\ ii)~u^2-12u-13=(u+1)(u-13)[/tex]