Power Of Two 04Ec38

1. The problem is to calculate $2^2$. 2. The expression $a^b$ means $a$ multiplied by itself $b$ times. 3. Here, $2^2$ means $2 \times 2$. 4. Multiplying, we get $2 \times 2 = 4$. 5. Therefore, the final answer is $4$.