Question

3. Factorise the following using appropriate identities:
(1) 9x2 + 6xy + y2
(i) 4y2 – 4y + 1​

Answer 1

Answer:

answer in above attachment...

Step-by-step explanation:

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Answer 2

Answer:

1} 9x2 + 6xy + y2

Formula: a2 + 2ab + b2 = (a+b)2 or x2 + 2xy + y2 = (x+y)2

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

=(3x+y)2

Step-by-step explanation:

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