Answer:
D. 5y^2 - 4y - 1
Step-by-step explanation:
Combine like terms:
(y^2 -y +1) +(4y^2 -3y -2)
= y^2(1 +4) +y(-1-3) +(1 -2)
= 5y^2 -4y -1
<u>(a) Construct a 95% confidence interval for the difference between the average number of intrusion attempts per day before and after the change of firewall setting (assume equal variance)</u>
Answer:
-272
Step-by-step explanation:
Answer:37.50
Step-by-step explanation:first multiply the numbers 7.50•5
Answer:
C.) P(5, H) = 1/12
Step-by-step explanation: