Which expression is a polynomial?
a. 11/√x
b. √11x
c. x-√11
d. 11/x²

Part a: solve –mk – 120 > 95 for m. show your work. (4 points) part b: solve 2c – 9f = 45 for f. show your work. (6 points)

Multiplying an even number of negative numbers gives an answer that is choose from:

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)