Answer:
The answer is 0.25.
Step-by-step explanation:
First, you have to get of the negative from the power using Indices Law, a^-n = 1/a^n :
[tex] {2}^{ - 2} [/tex]
[tex] \frac{1}{ {2}^{2} } [/tex]
Next, you can evaluate :
2² = 2×2
= 4
1/2² = 1/4
= 0.25
