Answer is:
1
Explanation:
The circle above is the exponent. The rule is that any number raised to the power of 0 equals to 1. So if 2 or 1,000,000 is raised to the power of 0 it equals 1.
Answer is:
a2 + 2ab + b2
Explanation:
(a+b)2 = a2 + 2ab + b2