Question

x² - y² + 6y - 9. plz answer fast​

Answer 1

Answer:

Answer:

x² - y² + 6y - 9

= x² - ( y² - 6y + 9)

=x² - ( y² -2.3.y + 3²)

= x² - ( y - 3)²

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

hence, ( x - y+3) and ( x +y -3) are two factors of x²-y²+6y -9

hope it helps you

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