Which statement best demonstrates why the following is a non-example of a polynomial? 33 over 16 − 62y2xz − 35z1/3y2 (2 points) the expression has a variable raised to a negative exponent. the expression has a variable in the denominator of a fraction. the expression has a negative coefficient. the expression has a variable raised to a fraction.

Can someone pls ! pls answer all. no explanation needed..

The diagonals of a quadrilaretral intersect at (-1,4). one of the sides of the quadrilateral is bounded by (2,7) and (-3,5) determine the coordinates of the other side in order for the quadrilaretral to be a square.

Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels. ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0