Answer:
Option (a) is true.
Step-by-step explanation:
Given the function


(f∘g)(x) = f(g(x)) = f(x²-3) = (x²-3)+5
= x² + 2
Thus,
f(g(x)) = x² + 2
Therefore, option (a) is true.
Answer:
D. A sequence with 5 terms that starts with 3 and has a common ratio of 2
Basically, you are looking for the ARC SINE of .994 which is
83.72 Degrees
You could also use an online calculator:
http://www.1728.org/trigcalc.htm