215k views
21 votes
Factoring x^2+bx+c
Factor the trinomial
x2 + 11x + 30

User Tcz
by
4.5k points

1 Answer

4 votes

Answer:

Explanation:


x^2+11x+30\\ \\ j+k=b\ jk=ac\\ \\ j+k=11\ jk=30\\ \\ j=5\ k=6\\ \\ x^2+5x+6x+30\\ \\ x(x+5)+6(x+5)\\ \\ (x+5)(x+6)

User Lissettdm
by
4.2k points