If h(x) = x3 + x and g(x) = 2x + 3, then g(h(2)) = ?
a. 7
b. 10
c. 17
d. 19
e.23

The decibel level of sound is 50 db greater on a busy street than in a quiet room where the intensity of sound is watt/m2. the level of sound in the quiet room is db, and the intensity of sound in the busy street is watt/m2. use the formula , where is the sound level in decibels, i is the intensity of sound, and is the smallest sound intensity that can be heard by the human ear (roughly equal to watts/m2).

The graph of y=x3 is transformed as shown in the graph below. which equation represents the transformed function?

Find the volume of the wedge cut from the first octant by the cylinder z=12-3y^2 and the plane x+y=2.