Question

Factorise 8(5x-9y)^2+12(5x+9y)​

Answer 1

$\pink\bigstar$ correct question

Factorise 8(5x-9y)^2+12(5x+9y)

$\blue\bigstar$ correct answer

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Answer 2

Answer:

The given equation is :-

8 ( 5x + 9y )² + 12 ( 5x + 9y )

= 8 ( 5x + 9y ) ( 5x + 9y ) + 12 ( 5x + 9y )

= 4 ( 5x + 9y ) [ 2 ( 5x + 9y ) + 3 ( 1 ) ]

= 4 ( 5x + 9y ) ( 10x + 18 y + 3 )