Math, asked by pulaha, 9 months ago

factorise x2-y2-4x+6y-5

Answers

Answered by BUNNY1233

0

Answer:

x2-y2+6y-9/

Step-by-step explanation:

x2-y2+6y-9

=x2-(y2-6y+9)

=x2-(y2-2.3.y+32)=x2-(y-3)2

=(x-y+3)(x+y-3)

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