Determine the value of the variables a, b, and c when simplifying and evaluating the expression. 38
34
= ab = c

a =
b =
c =

What are correct trigonometric ratios that could be used to determine the length of ln

1. what is the formula for finding the vertical distance between two points on a coordinate plane?

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?