Answer:
<h2>9.43</h2>
Step-by-step explanation:
The formula of a distance between two points:

We have the points (5, 4) and (-3, -1). Substitute:

Answer:
C
Step-by-step explanation:
.................................
x = -2
-2 + 2y = -12
add 2 to both sides: 2y = -10
divide by 2 on both sides: y = -5
when x = -2, y = -5
Answer:
Step-by-step explanation:
No of citizens participated in the survey =n =500
No of people who believe the government's highest priority should be foreign relations.=70
Sample proportion = p = 
q = 1-p = 1-0.14 = 0.86
Std error of proportion= 
Concept used:Sample proportion p follows a normal distribution with mean =p and std error = sq rt pq/n