Answer:
option B

Step-by-step explanation:
Given in the question a complex fraction
<h3>Step1</h3>
To divide complex numbers, you must multiply by the conjugate. To find the conjugate of a complex number all you have to do is change the sign between the two terms in the denominator.

<h3>Step2</h3>
Distribute (or FOIL) in both the numerator and denominator to remove the parenthesis.

<h3>Step3</h3>
Simplify the powers of i, specifically remember that i² = –1.

<h3>Step4</h3>

<h3>Step5</h3>
simply

the answer is v =4 because 4 times (2) is equivalent to 8
(-2,8),(-1,5),(0,2),(1,-1),(2,-4) are points of the line.
Answer:

Step-by-step explanation:
First find the radius

Now find the CIRCUMFERENCE

Answer:
8 inch
Step-by-step explanation:
radius is half the diameter