Question

(x+y)²=
(x-y)²=
(x+y)³=
​

Answer 1

Answer:

(x+y)²= x^2+2xy+y^2

(x-y)²x^2-2xy-y^2

(x+y)³=x^3+y^3+3xy(x+y)

Answer 2

Step-by-step explanation:

(x+y)² = x²+y²+2xy

(x-y)² = x²+y²-2xy

(x+y)³ = x³+y³+3xy(x+y)