Answer:
The answer is option A.
Hope this helps you
x^2 + 4x + 3 + 1 = (x + 2)^2
So 1 need to be added.
5
Step-by-step explanation:
4(5+n)=4(n+p)
20+4n=4n+4p
4p=20
p=20/4
p=5
3/9
3/9 = 0.33333333
0.333333
is a reeating decimal