factorize 4(x-y)²-12(x-y)+9
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Answered by
2
Answer:
Step-by-step explanation:
using the method splitting the middle term
4 ( x-y )²- 12 ( x-y ) + 9
4 ( x-y )² -6 ( x-y ) -6 ( x-y ) + 9
2 ( x-y ) [ 2( x-y )- 3 ] -3 [ 2( x-y )- 3 ]
[ 2( x-y ) - 3 ] [ 2( x-y ) - 3 ]
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Answered by
0
Step-by-step explanation:
=(x-y)[4(x-y)-12+9]
=(x-y)(4x-4y-3)
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