Question

factorise 9 x square + 6 x y + y square​

Answer 1

Answer:

HEY MATE ,

Step-by-step explanation:

→ ( 3x ) ² + 2 ( 3x ) ( y ) + ( y ) ²

→ ( 3 x + y ) ²

→ [ by using  a² + 2 ab +b ² = ( a + b ) ²]

→ ( 3x + y ) ( 3x + y )

→ ( 3x + y ) ²

Answer 2

Answer:

Here we will use following identity

Step-by-step explanation:

3 x square + 2 × 3 x y + y square

( a square + 2 ab + b square = a + b square )

so the answer is

( 3 XY + y square )

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