Math, asked by Kafila, 1 year ago

factorise by splitting middle term 9( x-2y)2 -4(x-2y)-13

Answers

Answered by mysticd
12
Hi ,

9( x - 2y )² - 4( x - 2y ) - 13

= 9(x -2y )² -13(x - 2y )+9(x-2y) - 13

= (x - 2y)[9(x-2y)-13] + 1[9(x-2y) - 13 ]

= [ 9(x -2y ) - 13 ] ( x - 2y + 1 )

= ( 9x - 18y - 13 ) ( x - 2y + 1 )

I hope this helps you.

: )
Answered by Anonymous
3
Hi,

Please see the attached file!


Thanks
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