Simplify a2+2ab+b2−(a−b)33\sqrt{a^2 + 2ab + b^2} - \sqrt[3]{(a-b)^3}a2+2ab+b2−3(a−b)3 for a>ba > ba>b
a+b−(a−b)=2ba + b - (a - b) = 2ba+b−(a−b)=2b
a+b+(a−b)=2aa + b + (a - b) = 2aa+b+(a−b)=2a
(a+b)+(a−b)=2a(a + b) + (a - b) = 2a(a+b)+(a−b)=2a
(a−b)−(a+b)=−2b(a - b) - (a + b) = -2b(a−b)−(a+b)=−2b