Identify the variable expression that is not a polynomial. A. x^4 + y^2
B. x^2 + 2
C. y^6+ x²
D. 24

The floor plan of a room has a scale of 2.5 in.: 35 ft. in the drawing, the length of the room is 8 in. and the width of the room is 6 in. what is the perimeter of the actual room?

Ametal rod is 2/5 meters long. it will be cut into pieces that are each 1/30 meters long. how many pieces will be made from the rod?

What value is a discontinuity of x squared plus 8 x plus 4, all over x squared minus x minus 6?