[ 0001_michaela_2: Solids created by rotation ]
1. Disk Method
a. x = sqrt(9  y^2), y = 1, y = 3, x = 1 (about Xaxis)
 2. Circular Rings/Washer Method
a. y = 2*sqrt(x) (about Yaxis), y = 4 (about Xaxis)

2. Cylindrical Method
a. y = 1 + x^3, x = 1, y = 9 (about Xaxis)
 2. Cylindrical Method
b. y = x^2, y = 4*x  x^2 (about line x = 4)


[ Half angle identities and others ]
[ Solids created by rotation ]
[ Areas bounded ]
