Answer: C
Step-by-step explanation:
Bcuz when its square it results to something known as the perfect square trinomial. Thats the way i learned it. Ion know if u learned it the same way pero i hope this helps.
Answer:
K =
P = KTV
Divide both sides by TV
(P/TV) = K
Solution :
put x = -1
Now, put x = 1
here :
