Jan enters a room that is 20 foot by 30 foot rectangular room. the long sides face north and south.. she enters the exact center of the room and walked 10 feet north. then she walked 8 feet east. how far is she from the east side of the room?

Select the correct answer from each drop-down menu. consider the following polynomials equations. 3x^2(x-1) and -3x^3+ 4x^2-2x+1 perform each operation and determine if the result is a polynomial. is the result of a + b a polynomial? yes or no is the result of a - b a polynomial? yes or no is the result of a · b a polynomial? yes or no