Given that (√d) ²=d multiply out and simplify (c+ √d)2

i think asking google will you get the answer to that question

lol.

it's ok we all do this sometimes.

-aparri

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