Answer:
n - 1
Step-by-step explanation:
(n-1)(n-5) / 2(n+3) ×2(n+3) / (n-5)
Kindly check attached picture for simplification
Answer:
d = 1
Step-by-step explanation:

So I would think d = 1
Because pi = 3.14
so...
1(3.14) = C
I'm not 100% but that's what I would say.
Hope this helps!!
speed = 134.213 miles per hour
= 134.213 mi/h