The value of (2^-1 × 2² × 2^-3 × 2⁴ × 2^-5 × 2⁶ × 2^-7 × 2⁸ × 2^-9 × 2¹⁰)^-1 is:

1. 2

2. 16

3. $\dfrac{1}{32}$

4. 32

The value of (-1)⁰ - (-1)¹ - (-1)² - (-1)³ - …. - (-1)¹⁰ is:

1. 0

2. 1

3. -1

4. 11

If you raise a number to a negative power, can the resulting number be greater than the original number? Justify your answer by giving suitable examples.

If $(x - 1)^{\dfrac{1}{2}} + (y - 2)^{\dfrac{1}{2}} + (z - 3)^{\dfrac{1}{2}} = 0$, then find the values of x, y, z.