I WILL GIVE 30 POINTS TO THOSE WHO FILL IN THE BLANK

Simplify (a/b - b/a) times (a - a^2/a+b) a - a^2/a=b is a mixed number

Taking algebra two apex courses and need with these questions

Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. the company wishes to test the hypothesis upper h subscript 0 baseline colon mu equals 12 against upper h subscript 1 baseline colon mu less-than 12 using a random sample of n equals 4 specimens. calculate the p-value if the observed statistic is x overbar equals 11.8. round your final answer to five decimal places (e.g. 98.76543).