Urgent urgent urgent which expression is equivalent to (4-3i)^2 + (6+i)^2
a) 30
b) 42-12i
c) 50
d) 62-12i
urgent

Let the mean of the population be 38 instances of from 6" - 9" hatchings per nest, and let the standard deviation of the mean be 3. what sample mean would have a confidence level of 95% or a 2.5% margin of error?

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

The table shows the webster family’s monthly expenses for the first three months of the year. they are $2,687.44, $2,613.09, and $2,808.64. what is the average monthly expenditure for all expenses?