4 to the power of x 2
- 4 to the power of x 256
- 4 to the power of 2 x 3
- 4 to the power of 2 x 8 3
- 4 to the power of 2 x 6
- 4 to the power of 2 x 5
- 4 to the power of 2 x 8
- 4 to the power of 2 x pi
- 4 to the power of 2 x 3.14
- 4 to the power of x 2 256
- 4 to the power of x equals 256
- 4 to the power of x 1 2
- 4 to the power of x equals 2
- 4 to the power of 2 x2
- 40 4 to the power of 2 x 2 1
- 3.14 x 4 to the power of 2 x 8