3pie+12mm is the correct answer (A)
Answer:
a. 9%
b. 0.01445
c. 12.02%
Step-by-step explanation:
n = 5 years
Return rates = 14%, –9%, 16%, 21%, and 3%
a. Arithmetic average return

b. Historical variance (to 5 decimal places)

c. Standard deviation.

Answer:
1
Step-by-step explanation:
f(-2)=-2x-3
plug in the -2
f(-2)= -2(-2) -3
multiply it out
f(-2)= 4-3
subtract
f(-2)= 1
Answer:
15. a, 16. ∠GOH = 26
Step-by-step explanation:
15. A straight angle looks as a line.
16. ∠GOI = ∠GOH + ∠HOI
47 = ∠GOH + 21
∠GOH = 47 - 21 =26
∠GOH = 26
correct answer is -2(9+32n)