Help! I tried to do this myself but forgot and videos aren’t helping, help!

i dont get it. where are the "descriptions"?

step-by-step explanation:

it's is b

c.

step-by-step explanation:

substitution for (0,1)

y=x^2+4x+1

1=0^2+4(x)0+1

1=0+4(x)0+1

1=4(x)0+1

1=0+1

1=1

substitution for (-3,-2)

y=x+1

-2=-3+1

-2=-2