201k views
5 votes
PLEASE HELP!!

Find the Zeros

f(x) = x^2 + 4x + 3

Factoring Trinomials
n^2 - n - 56

1 Answer

4 votes

Answer:

-1 and -3

(n+7)(n-8)

Explanation:

1. Find the Zeros


f(x)=x^(2) +4x+3


f(x)=\left(x+1\right)\left(x+3\right)


x+1=0\\x=-1\\x+3=0\\x=-3

2. Factoring Trinomials


f(x)=n^(2) -n-56


f(x)=\left(n+7\right)\left(n-8\right)


n+7=0\\n=-7\\n-8=0\\n=8

User Zybroxz
by
7.5k points