Which expression is not equal to the expression shown? 3^3÷3^-4 3-3: 34 37 : 30 33 x 34 3 x 36​

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

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).

Solve for x. −3/4(x+2)=6 enter your answer in the box