Answer:
they are same
Step-by-step explanation:
Answer:
7.66666666667
Step-by-step explanation:
Answer:
x= -9
Step-by-step explanation:
Perfect-square trinomials are of the form:

and are expressed in squared-binomial form as: 
The only possible choice for squared-binomial form is

Answer: correct choice is A.
I think it’s A but I’m not sure but keep trying