There is a 20% probability that a person inoculated with a particular vaccine will get the disease anyway. A county health office inoculates 83 people. What is the probability that exactly 10 of them will get the disease at some point in their lives? A) 0.0202
B) 0.0210
C) 0.0412
D) 0.9587​

One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

Standard deviation of 19,29,21,22,23