Question

factorise (9x 2 +6xy+y²) using appropriate identity
please answer correct , I need this for an exm​

Answer 1

Answer:

9x^2 + 6xy + y^2

= (3x)^2 + 2x3xxy + (y)^2

=(a)^2 +2xaxb + (b)^2 (a+b)^2

=(3x + y)^2

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