The red box is the answer and blue is the work

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.

The solution set for 5v2 – 125 = 0 is

Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined