Question

Supply the missing number or term to make a perfect square trinomial.
y2 + 8y + ______

Answer 1

\[(y+b)^{2}=y ^{2}+2yb+b ^{2}\]
from here you can see that 2yb=8y, so b=4. And b^2=16
so y^2+8y+16

Answer 2

Thanks I have 16 I just thought it was wrong