In the triangle below, determine the value of a. a)19b)17.7c)14.7d)24.8

The mathematical expression 9€ t means

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)