square of the sum of two numbers is equal to the sum of the squares of numbers and twice the product of the numbers
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what's the question??
(x+y)^2=x^2+y^2+2xy
thats a property
let x=1 y=2
Lhs= (1+2 )^2=3^2=9
Rhs= 1^2+2^2+2*1*2=1+4+4=9
lhs=rhs
(x+y)^2=x^2+y^2+2xy
thats a property
let x=1 y=2
Lhs= (1+2 )^2=3^2=9
Rhs= 1^2+2^2+2*1*2=1+4+4=9
lhs=rhs
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