Answer fast !
which expression is equivalent to (5g^4+5g^3-17g^2++6g^4-7g^2-12/g+2< br /> a: 2g^3-5g^2+18
b: 2g^4+11g^3-24g^2+6g-12
c: 2g^3-5g^2+6
d: 2g^4-g^3-10g^2+6g+12

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).

Iknow the answer but the calculator doesn't seem to give the right one

If bill bought a home for $210,000 and he sold it a year later for $120,000 his percentage of loss is