Answer:
(x + 4)² + (y + 7)² = 4
Step-by-step explanation:
Answer:

Step-by-step explanation:


To find angle c, the fourmula is 1/2 of the intercepted arc. so, this would be (-3x-6)=(-4x)/2, then bring the 2 over, (-3x-6)2=-4x, multiply the 2, -6x-12=-4x, -2x=12, simplify, x=-6
check by plugging in.
The Minimum sample size table is attached below
Answer:

Step-by-step explanation:
From the question we are told that:
Confidence Interval 
Variance 
Generally going through the table the
Minimum sample size is

Answer:882
Step-by-step explanation:5 percent of 840 is 42 so 840 plus 42