验证以下等式是否成立：(a+b)^2 = a^2 + 2ab + b^2 


a = 5, b = 3
Yes, the equation is true for a = 5 and b = 3.

(a+b)^2 = (5+3)^2 = 64
a^2 + 2ab + b^2 = 5^2 + 2(5)(3) + 3^2 = 25 + 30 + 9 = 64

Both sides of the equation evaluate to 64, so the equation is true.