Question

What is the algebraic expression that must be subtracted from 4x²-3xy+6y² to get the expression x²+y² ?

Answer 1

Answer:

Let the algebraic expression to be subtracted be p
(4x^2 - 3xy + 6y^2) - p = x^2 + y^2
4x^2 - 3xy + 6y^2 - x^2 - y^2 = p
p = 3x^2 - 3xy + 5y^2

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